Sediment is usually deposited by the stream at locations where the stream the speed of the water current decreases.
Sediments are the soils and rocks that rivers and streams deposit. Where the flow of the water is slower, rivers and streams deposit sediment. In rivers, whereas erosion happens along the outside bank of the curve where the water flows much quicker, deposition occurs along the inside bank of the bend where the water flows slower.
Fast-flowing water leads to the formation of a delta. A delta is a fan-shaped mound of debris left behind near a stream's mouth. A delta is often formed of mud and develops on flat terrain.
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place the following structures in the order that an electrical impulse would travel beginning with the post-synaptic membrane. 1. Dendrites 2. Soma 3. Axon hillock 4. Internode 5. Node of Ranvier 6. Terminal arborization 7. Synaptic knobs
1. Dendrites 2. Soma 3. Axon hillock 4. Internode 5. Node of Ranvier 6. Terminal arborization 7. Synaptic knobs ,structures in the order that an electrical impulse would travel beginning with the post-synaptic membrane.
The neuronal terminals known as synaptic knobs (also known as synaptic terminals or synaptic clefts) are thought to be involved in the transmission of brain stimulants. By attaching to these synaptic terminals, the neurotransmitters in the vesicle release the substance that is bound to them. On a neuron's axon are synaptic knobs. The axon may be quite lengthy and include several synaptic knobs. They are bulbous terminal end points that interact with other cells using.The axon may be quite lengthy and include several synaptic knobs. They are bulbous terminal end points that interact with other cells using neurotransmitters, which are chemical messengers.
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what type of structures are seen when a species displays a feature that would normally only be found in its ancestors (e.g. human tail) as a result of the expression of a gene that is normally not expressed?
Orthologs are genes that, in numerous species that split from a common ancestor gene through speciation, have retained the same function over the course of evolution.
The alternative form or variations of a gene are referred to as "alleles." One allele for each autosomal gene is inherited from each parent, and we frequently categorise the alleles. They are typically referred to as wild-type, mutant, aberrant, or normal alleles.
In a word, orthologs are genes found in numerous organisms that are their exact evolutionary analogues. Orthologs were passed down through speciation in contrast to paralogs, which are genes within the same organism that developed through gene duplication [6, 3, 2].
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How do you relate the classification of organisms to other concepts or topics in biology or other disciplines?
Classification of organisms is a fundamental concept in biology, and it can be related to many other topics as well.
What is classification of organisms?Classification of organisms is the process of grouping organisms into categories based on their characteristics. It is an important step in understanding the diversity of life on Earth.
For example, the classification of organisms is important for understanding the evolutionary relationships between species, as well as the changes in species over time. Additionally, it can be related to concepts such as biodiversity, conservation, and ecology, as it is a way to measure and compare the diversity of different species and their habitats. Classification of organisms is also connected to topics in chemistry, such as biochemistry and genetics, as the genetic make-up of an organism can help to classify it into a particular group. Finally, the classification of organisms is often related to the study of taxonomy, as it is used to determine the naming and organization of organisms.
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contains the pigment, or eye color, and has a "hole" in the center called the pupil
Contains the pigment, or eye color, and has a "hole" in the center called the pupil is called the iris.
What type of energy i the chemical energy that tably hold electron together in orbital of electron cloudd
The term "energy of orbitals" refers to either the energy generated when an electron is added from infinity to an orbital or the energy needed to carry an electron already present in that orbital to infinity.
What is the substance that binds atoms collectively?
The energy held in the bonds tying atoms and molecules together is known as chemical energy. Examples include food, fuel, and the energy held in a battery's chemical components. The energy that an atom's nucleus stores and uses to keep itself together is known as NUCLEAR ENERGY.
In an electron cloud, how do electrons move?
According to this idea, the negative electrons orbit the positive nucleus a predetermined distance away. Erwin Schrödinger hypothesized in the 1920s that electrons move in waves, making it impossible to pinpoint their precise positions.
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Prokaryotic cells are ___ and do not have a nucleus.
Answer:
unicellular
Explanation:
Prokaryotic cells are unicellular and do not have a nucleus
a gene is best defined as: question 3 options: 1) three nucleotides that code for an amino acid. 2) a sequence of nucleotides in rna that codes for a functional product. 3)
The best way to describe a gene is as a DNA sequence of nucleotides that codes for a useful end result.
The fundamental genetic component transferred from parent to kid. Genes are composed of DNA sequences and are organized sequentially at specified sites on chromosome in the cell nucleus. Genes are sections of DNA that are located on chromosomes and control how a certain trait is inherited. They are in charge of the hereditary traits that set one person apart from another. Chromosomes. Chromosomes are components of a cell's nucleus that house its genetic material (DNA). a section of DNA that carries the blueprints needed to produce a gene product. The "sequence of three," a string of three numbers, is a secret code found in the genetic code.
(1) A gene is best defined as
A) a segment of DNA.
B) three nucleotides that code for an amino acid.
C) a sequence of nucleotides in DNA that codes for a functional product.
D) a sequence of nucleotides in RNA that codes for a functional product.
E) a transcribed unit of DNA.)
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some paleoanthropologists claim that neandertals were inefficient hunters. identify the evidence that refutes this hypothesis.
Both Neandertals and modern Homo sapiens exhibit the same frequency of food stress, as indicated by bone growth. Stable isotope analysis indicates that Neandertals consumed meat at about the same level as contemporary carnivores.
What are the characteristic features of homo sapiens ?The humans or homo sapiens climbed trees and walked on the ground and the flexibility help to get around in a large habitats and cooperate with changing environment.
These human show Bipedalism Standing Up and Walking, Immaturity and its Consequences, dexterity, language and person hood.
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FILL IN THE BLANK. macromolecules, the molecules of life, include all of the following except __________.
Answer:
trace elements
Explanation:
Macromolecules, the molecules of life, include all of the following except trace elements.
How do the carnivorous plants, parasitic plants, and epiphytes adapt to their habitats and obtain nutrients?
A sticky gland that releases honey at the tip of each trichome makes it ideal for luring and catching animals. The trichomes wrap around after an insect is caught, and digestive enzymes begin to work to remove nutrients.
What happens if you give carnivorous plants tap water?The salts and chemicals in tap water (also called Total Dissolved Solids or TDS). While these salts and compounds are safe for humans, some of them can affect delicate carnivorous plants, leading to root burn, leaf brown, wilting, and eventually death of the plant.
What drawbacks do carnivorous plants have?Carnivorous plants often respond poorly to nutrient addition to their habitat due to their impaired competitive abilities, being quickly left in the dust by plants that flourish in richer circumstances.
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how does Biventricular heart failure affect economics
Answer:
The annual cost of caring for a patient with HF is almost $30,000 in the United States. Citing American Heart Association data, the authors wrote that by 2030, HF costs in the United States are expected to be at least $70 billion per year by 2030, with the total cost of caring for HF patients approaching $160 billion The internet's words not mine but i think thats the answer
2. Finish the Punnett square showing a pink (RW) flower crossed with a red (RR) one.
Answer:
Explanation:
Here is a completed Punnett square showing a cross between a pink (RW) flower and a red (RR) one:
REFER TO IMAGE
In this cross, the pink flower is heterozygous for the trait, with one dominant allele (R) and one recessive allele (W). The red flower is homozygous dominant, with two copies of the dominant allele (RR).
The Punnett square shows that the offspring of this cross will have a 50% chance of inheriting the dominant allele from each parent and being red (RR), and a 50% chance of inheriting one dominant allele and one recessive allele and being pink (RW). There is no chance that any of the offspring will be white (WW), as this is a recessive trait and both parents have at least one dominant allele.
in eukaryotic cells, the processes of protein synthesis occur in different cellular locations.
a. formation of ribosomal subunits
b. attachment of an amino acid to tRNA
c. translation of cytoplasmic proteins
d. transcription and RNA processing
e. transcription and RNA processing
The processes of protein synthesis occur in the following locations :-
a. formation of ribosomal subunits.
b. attachment of an amino acid to RNA.
c. translation of cytoplasmic proteins.
d. transcription and RNA processing.
e. translation of secreted proteins.
Cells utilize the genetic information contained in DNA as a living library of instructions to carry out life's essential tasks. In each cell, catalysts look for the relevant information in this library and use it to create new proteins that make up the cell's structures, drive its biochemical processes, and are occasionally produced for export. Although the genetic code in every cell of a multicellular creature is the same, functionally distinct cells within the organism use diverse sets of catalysts to express only particular parts of these instructions in order to carry out the duties of life.
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how does air pollution increases green house effect.explain?
suppose that the plasma membrane of a neuron has more k leak channels than na leak channels. what effect would this have on the resting membrane potential?
The resting plasma membrane would become more potential inside-positive as more Na+ ions leak into the cell and fewer K+ ions leak out, resulting in a net increase in the Na+ ion concentration in the cell.
A difference in voltage across the plasma membrane is produced by the selectivity of Na+ and K+ channels in the presence of concentration gradients. This voltage difference is essential for a number of biological processes, such as nerve concentration , muscle cell contraction, hormone secretion, and the regulation of osmotic concentration . The action potential's repolarization phase would be most impacted by blocking the sodium inactivation mechanism. The resting potential would remain unchanged. The action potential would merely have a longer duration than usual as the only effect.
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the removal of water and solute molecules from the filtrate after it enters the renal tube is called
The removal of water and solute molecules from the filtrate after it enters the renal tube is called reabsorption.
In the kidney, reabsorption is the movement of water and solute molecules from the tubule back into the bloodstream. It specifically occurs in the proximal part of the tubule. The reabsorption happens using both secondary active transport and isotonically.
Reabsorption allows various useful solutes (such as amino acids and glucose), salt, and water that already passed Bowman's capsule to return into the body's circulation instead of being thrown away as waste via urine. The result is urine that is composed mainly of water, dissolved salts and ions, and waste like ammonia, uric acid, and creatinine.
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Which of the following correctly describes the members of the foraminiferans and radiolarians?
a) They can live in either fresh or saltwater.
b) They do not divide by mitosis.
c)They secrete shells.
Foraminiferans and radiolarians secrete shells option 'C'
what is Foraminiferans?
Foraminifera are seen as an amoeba-like, single-celled protists (very simple micro-organisms) with shells or tests which inhabit the photic zone often live symbiotically with photosynthesizing orgasm like algae.
What is radiolarians?
The Radiolaria, also referred as Radiozoa, are protozoa like of single-celled protistan marine organisms of diameter 0.1–0.2 mm that produce intricate mineral skeletons, typically with a central capsule and they are holoplanktonic protozoa and form part of the zooplankton basically dwell in open-ocean locations
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Please I need the correct answer for this , quickkk
i) The frequency polygon for the data-set is presented at the end of the answer.
ii) The modal class is given by the following option:
C. 160 to 199 mg per cm³.
iii) The percentage is of: 15.28%.
How to graph the data?From the table in this problem, we are given the absolute frequencies of each range of cholesterol levels, that is the number of men with each cholesterol levels in the group.
Hence a frequency polygon should be used to graph the data-set, with input as the ranges and the output as the absolute frequencies, and the polygon is the image given at the end of the answer.
What is the modal class?The modal class is the class with the highest number of observations.
These numbers are given as follows:
13, 150, 442, 299, 115, 34, 9, 5.
The highest number is of 442, which is in the class from 160 to 199 mg per cm³, hence option C is correct.
How to obtain the percentage?The total number of men in the sample is of:
13 + 150 + 442 + 299 + 115 + 34 + 9 + 5 = 1067.
The number of those at risk of a heart disease is of:
115 + 34 + 9 + 5 = 163.
Hence the percentage is of:
163/1067 x 100% = 15.28%.
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What is an example of positive feedback?
A. A herd of buffalo running away after one of them spots a lion.
B. A computer screen dimming when the battery gets low.
C. A pressure cooker valve opening to reduce the high pressure inside.
D. A thermostat switching on an air conditioner when the temperature gets too hot.
Answer:
A. A herd of buffalo running away after one of them spots a lion.
Use the following map of four genes on a chromosome to answer the question. (cant attach image) when collecting data from genetic crosses which gene pair is most likely to show the highest frequency of recombination?
a. A and E
b. E and G
c. A and W
d. A and G
A and G shows the highest frequency.
What is recombination?
The exchange of genetic material between distinct species, commonly referred to as genetic recombination or genetic reshuffling, produces offspring with features that are different from those of either parent. In eukaryotes, meiosis-induced genetic recombination can produce a unique set of genetic material that can then be transferred from parents to children. The majority of recombination happens spontaneously and may be divided into two categories:
(1) Independent assortment of alleles whose loci are on various but homologous chromosomes leads to inter-chromosomal recombination.
(2) chromosomal crossing over that results in intra-chromosomal recombination.
Therefore, option d is correct
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What type of cells are the pollen and ovules of the pea plant flower?
The pollen and ovules of the pea plant flower are haploid cells.
Pollen and ovules are both forms of gametophytes found in the pea plant flower. Pollen grains are haploid cells that are formed by male reproductive organs containing sperm cells. They are discharged into the air and then travel to the reproductive organs of the female. Ovules are haploid cells generated by the female reproductive organ and containing egg cells. When pollen grains come into contact with ovules, they can combine to produce a diploid cell that will eventually develop into a seed. Pollen and ovules carry distinct genetic material that is used to make the seed. This genetic material is a blend of both the male and female parent's genetic material, allowing for genetic variety.
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what is the probability of albinism in the offspring of a cross between two mice with aabb alleles?
The probability of albinism in the offspring of a cross between two mice with aabb alleles is 0%. Albinism is a genetic condition characterized by the absence of pigment in the skin, hair, and eyes. It is caused by mutations in genes that produce the pigment melanin.
In the cross between two mice with aabb alleles, all of the offspring will be heterozygous (Aa) for the trait that determines the production of melanin. Heterozygotes (Aa) produce some melanin and are not albino. Therefore, none of the offspring of this cross will be albino. In summary, the probability of albinism in the offspring of a cross between two mice with aabb alleles is 0%.
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One plant growing on the floor of the tropical rain forest and the deciduous forest would be . A. Moss , B. Epiphytes, C. Small trees, D. Oak trees .
The biomes with the highest diversity of organisms is. A. Taiga , B. Tropical rainforest. C. Temperate deciduous forest ,
Which of the following industries would be threats to forest biomes ? A. The paper industry, B. Cattle farming, C. Mining operations, D. Or all of the above.
Which of the following would not be adaptations you would find in some plants in the tropical rain forest biome . A. Shallow roots, B. The ability to grow on other trees, C. Thin, needle-like leaves, D. Roots that grow sideways for support .
1. Correct option is A, One plant growing on the floor of the tropical rain forest and the deciduous forest would be Moss.
2. The biomes with the highest diversity of organisms is Tropical rainforest.
3. Correct option is D, All of the above are a threat to the forest biomes.
4. Correct option is A, Shallow roots would not be adaptations you would find in some plants in the tropical rain forest biome.
What is meant by Tropical rain forest biome?Another word for a specific kind of environment is a biome. The specific plants that grow there are determined by the climate, which is a characteristic of biomes. What animals reside in a biome depends on its climate and vegetation. This page discusses the tropical rainforest, one of the planet's most diverse and recognizable biomes, and its climate and biodiversity.
The term "rainforest" suggests that these are among of the wettest environments on earth. Jungles often see relatively high annual rainfall, though the precise quantity varies between years and rainforests. For instance, the tropical rainforests of South America typically receive between 200 and 300 centimeters (80 and 120 inches, or 6.5 to 10 feet!) of precipitation each year.
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Which is Metaphase?
A
C
E
F
Metaphase is the phase when the chromosomes are located at the center of the cell so the answer is letter C.
Which of the following statements are true about asexual reproduction :
a) There is no involvement of gametes.
b) One living organism divides and produces two identical species.
c) Budding, fission, spore formation are some examples for asexual reproduction.
A) a and b are true
B) b and c are true
C) a and c are true
D) a,b and c are true
Answer:
A and B are true
Explanation:
Asexual Reproductionin general, sympathetic innervation of visceral organs via the lumbar and sacral splanchnic nerves inhibits the activity of these organs. this is logical because
The body is prepared to go into a resting state by sympathetic input.
Along with its opposite, the parasympathetic nervous system, the sympathetic nervous system is a component of the autonomic nervous system.
The origin of the sympathetic nervous system is found within the thoracic and lumbar regions of the spinal cord also known as the thoracolumbar division (T1 to L2,3).
The sympathetic nervous system is crucial for maintaining body balance while at rest and for triggering the "fight-or-flight" response in dangerous situations. To enable a sufficient reaction to a threat or trauma, the sympathetic system activates a number of intricate pathways.
Faster breathing, elevated heart rate and blood pressure, dilated pupils, diversion of blood flow to vital organs (such as the brain and muscles), and increased sweating are a few of these physical impacts.
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a deficiency or impaired endogenous synthesis of tyrosine will most likely lead to low plasma levels of these hormones except:
A deficiency or impaired endogenous synthesis of tyrosine will most likely lead to low plasma levels of these hormones except Melatonin.
Tyrosine is a non-essential amino acid produced by the body from phenylalanine. It is necessary for the manufacture of several important brain chemicals known as neurotransmitters, such as epinephrine, norepinephrine, and dopamine.
Melatonin is a naturally occurring substance discovered in plants and animals. It is best known in animals as a hormone secreted by the pineal gland in the brain at night, and it has long been linked to the regulation of the sleep-wake cycle. Melatonin is a hormone produced by your brain in reaction to darkness. It aids in the timing of your circadian rhythms (24-hour internal clock) as well as your sleep. Light exposure at night can inhibit melatonin production. Melatonin stimulation causes tyrosine phosphorylation of a protein with a high molecular weight.
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__________ is a restriction enzyme. ____________ is dna. pBR322, calf thymus DNA
EcoRI, BamHI
EcoRI, pBR322
RNA, EcoRI
EcoRI is a restriction enzyme. PBR322 is DNA.
RNA can not be a restriction enzyme. PBR322 is a cloning vector or it's a plasmid. While EcoRI is a restriction enzyme that stick the DNA double helices into fractions at specific spots.
Now looking into the alternate question the answer will be either BamHI or pBR322. BamHI is a restriction endonuclease enzyme just like EcoRI. Then the answer is pBR322. it's a plasmid cloning vector in Ecoli and the plasmid itself is a DNA beachfront.
That's the reason why we occasionally denotes plasmid as vector DNA. shin thymus DNA is a double stranded DNA uprooted from manlyand womanish shin thymus towel.
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Meiosis occurs in which of the following? a. diploid cells b. haploid cells c. mostly haploid cells but occasionally diploid cells d. mosty diploid cells but occasionally haploid cells
Answer: a. diploid cells
Explanation: Meiosis begins in a germ cell (2n; diploid), which then goes through two cell divisions resulting in 1n; haploid cells (gametes). Mitosis also begins with a 2n; diploid cell.
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respiration involves the breakdown of sugar. this process results in the production of energy for the cell. assess the model to determine what gas must be present in order for cells to produce the most energy.
The gas that must be present in order for cells to produce the most energy is oxygen.
what is respiration?
Respiration can be best explained as a metabolic process that occur in living cells of an organism that gives energy (in the form of ATP) by taking in oxygen and releasing carbon dioxide from the oxidation of complex organic substances.
what is sugar?
sugar can be referred as a caloric, sweet-tasting compounds which is sucrose, a disaccharide, which compressed of two sugars (glucose and fructose) bound together.
what is oxygen?
Oxygen is simply a colourless, odourless, tasteless gas essential to living organisms.
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