Answer:
it controls the heartbeat
it controls the movement
State the difference between the reproductive cycles of flowering plants and rockweeds. Specify for each stage the number of chromosomes (2n-diploid, or n-haploid).
Answer: I Do not know
Prokaryotes are all around us. Develop an experiment to visualize these microbes from an environmental sample.
Answer:
Describe a typical prokaryotic cell. a. It has a cell wall enclosing cell membrane, cytoplasm, ribosomes and nucleoid region with genetic material. It may have a protective capsule, flagellum, pili and plasmids. b. It has a cell wall enclosing cell membrane, cytoplasm, ribosomes and nucleus containing genetic material. It may have a protective capsule, flagellum, pili and plasmids. c. It has a cell wall enclosing nuclear membrane, cytoplasm, ribosomes and nucleoid region with genetic material. It may have a protective capsule, flagellum, pili and plasmids. d. It has a cell wall enclosing nuclear membrane, cytoplasm, mitochondria, vacuoles and nucleoid region with genetic material. It may have a protective capsule, flagellum, pili and plasmids.
Explanation:
The experiment to visualize these microbes from an environmental sample will be:
Standard plate count- collect a water sample from environment diluted with 99 ml sterile water and placed it in Petri dishes with nutrient Agar, then incubate it . Then you can notice the colony of bacteria.Membrane filter technique: Collect 100 ml of water sample from the environment. Then passed through a cellulose filter called a membrane filter. Then filter pad is transferred to a bacteriological growth medium. Then you can notice the colony of bacteria.What are Prokaryotes?A prokaryote is a single-celled organism that lacks a nucleus, and other membrane-bound organelles.
Prokaryotes are cellular organisms which hasn't any nuclear membrane.eg. bacteria
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Help me please I don’t understand what to do here.
What is a function of the cell membrane?
Select one:
a.
to prevent any materials from getting into the cell
b.
to allow the cell to move
c.
to create nutrients for the cell
d.
to separate the inside of the cell from its environment
Answer:
i would think A.
Explanation:
sorry if it does not help
which is evidence for the existence of dark energy
Answer:
Supernovae observations provided the first evidence for dark energy in 1998, and a study of 250,000 galaxies provided more evidence earlier this year. The most recent evidence comes from gravitational lensing measurements.
How do your two selected body systems interact with one another to help the human body function
efficiently
Answer:Some body systems work together to complete a job. For example, the respiratory and circulatory systems work together to provide the body with oxygen and to rid the body of carbon dioxide. The lungs provide a place where oxygen can reach the blood and carbon dioxide can be removed from it.
Cube with 4 cm it’s mass is 54 g
Answer:
WHat do you need to know like is there a picture or something to go with it
Explanation:
Muscle cells contain starch granules called that are used to make glucose and used to produce ATP for contraction. What are they called?
Answer:ATP is required for muscle contraction. Four sources of this substance are available to muscle fibers: free ATP, phosphocreatine, glycolysis and cellular respiration. A small amount of free ATP is available in the muscle for immediate use
Explanation:
A man and a woman marry and have four children with the following blood types: Type A, Type B, Type AB, and Type O. What are the genotypes of the parents? Hint: Work the problem backwards.
Answer:
the man would have type B blood
the women would have type A blood
Explanation:
In the given question, the genotype of the parents are :
- One parent is Heterozygous for A
- Other parent is heterozygous for B
What are the different Blood Groups?Blood is made up of Red Blood Cells, White Blood Cells and Plasma.
There are majorly four type of Blood Groups such as:
- Blood Group A
- Blood Group B
- Blood Group AB
- Blood Group O
Blood group AB doesn't contain any antibodies and thus they lack antigens and couldn't donate it to any other blood group.
Thus AB is a Universal Acceptor.
Blood Group O does not contain any antigen and thus it is the Universal donor.
What is a Genotype?Genotype simply means version of DNA sequence that an individual has. There is a large amount of variation in DNA sequencing among individuals and these sequencing when applied to an individual gene are called as genotype.
Genotype can also be used to refer to the alleles or variants an individual carries in a particular gene or genetic location.
The number of alleles an individual can have in a specific gene depends on the number of copies of each chromosome found in that species, also referred to as ploidy.
What are alleles?Allele is defined as the variant of a given gene.
In genetics it is normal for genes to show deviations or diversity and all alleles together make up the set of genetic information that defines a gene.
In the given question the genotype of the first child would be IAIO and for the second child it is IB IO. For the third child, it is IAIB and the fourth child would be having IO IO.
As children inherit one allele from each parent, these genotypes are possible only when the genotype of parents is IAIO i.e. heterozygous for A and IB IO heterozygous for B.
Thus one parent is Heterozygous for A and other parent is heterozygous for B.
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An amino acid contains what atom
Oxygen
Bromine
Sodium
Cobalt
Answer:
the answer is carbon
Explation:
Glucose is generally phagostimulatory (stimulates eating) for animals.
a. True
b. False
Answer: True.
Explanation:
Raw Minerals are ________ (Mark all that apply)
A. abiotic and found in the organism's ecosystem
B. biotic and found in the organism's ecosystem.
C. necessary to support life
D. not needed to support
Answer:
A,C
Explanation:
without minerals we won't be able to make stronger tools and hunt better so thats why i chose C
PLEASE MARK BRAINLIEST
True or False: Shoots, stems, and rhizoids characterize the vascular sporotphyte bodies. If false why?
What tool in crime investigation resulted from advances in DNA technology?
Answer:
DNA fingerprinting
Explanation:
Answer:
C. DNA fingerprinting
Explanation:
It has DNA in the name and is the only one used in forensic sciences(crime investigation) all the others have to do with is reproduction.
I hope this helps!
ribosomes are the most
essential organelle in the cell. Include Evidence of at least 3 organetles that support the ribosome in accomplishing its fonction for at the cell.
Answer:
Explanation:
The nucleolus makes rRNA, which makes up ribosomes. The Golgi apparatus gets vesicles of proteins from the ER (which contains ribosomes) to process, sort, and ship the proteins to where they are needed. The rough endoplasmic reticulum and the cytoplasm houses the ribosomes.
Como construir una cadena de ADN de 15 nucleótidos de longitud y señala las siguientes partes:Un nucleótido, una base nitrogenada, un azúcar, un fósfato, un puente de hidrogeno doble, una púrina, una pirímidina, un nucléosido y un polinucléotido?
Answer:
Los componentes básicos del ADN son los nucleótidos, que se componen de tres partes: una desoxirribosa (azúcar de 5 carbonos), un grupo fosfato y una base nitrogenada (Figura 9.3). Hay cuatro tipos de bases nitrogenadas en el ADN.
Which describes genre?
types of books that have similar settings, characters, and conflicts
types of books that have different topics and ideas
types of books that describe how to do something
types of books that are written to inform the reader about a topic
Answer:
your answer would be types of books that have different topics and ideas
Why did we inject the ""experimental"" subject with Alloxan?
5. ¿Cuál es el río más contaminado del mundo? A. Ganges B. Bogota C. Danubio D. Río de la Plata
Answer:
Es A. ¿También puede encontrar mi pregunta e intentar responderla? Solo tradúcelo al español y luego dame las respuestas en inglés.
diagrams on active transport
Answer:
Image attachedExplanation:
Hope this helps :]
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and have an amazing day <3
Question - Tectonic plates are blocks of?
a. magma.
b. magnetic rock.
c. asthenosphere.
d. lithosphere.
Answer:
The correct answer is D lithosphere.
The lithosphere includes the crust and the uppermost solid part of the mantle.
create a slogan that is about safety precautions
Answer:
Your good health is your greatest wealth.
Which organism produces most of the food in an aquatic ecosystem?
Answer:
Phytoplankton
Explanation:
Phytoplankton produce most of the food for an aquatic ecosystem.
Describe the movement of the tectonic plates in model B. What is this situation called?
how do organisms use carbon based molecules and make water?
We have that from the Question"How do organisms use carbon-based molecules and make water" it can be said that
The Phenomenon of cellular respiration sees glucose catabolized into water H_2O
From the Question we are told
How do organisms use carbon-based molecules and make water
Generally the equation for how carbon-based molecules make water is mathematically given as
[tex]C_6H_{12}O_6+6O_2---6CO_2+6H_2O[/tex]
Therefore
It is seen that cellular respiration is the concept in play here
The Phenomenon of cellular respiration see glucose catabolized into water H_2O
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Two key processes by which organisms produce water are photosynthesis and cellular respiration.
The method that plants employ to produce their own nourishment is called photosynthesis. Plants absorb carbon dioxide from the atmosphere and utilize the sun's energy to transform it into glucose. One kind of sugar that plants need for energy is glucose. Additionally, plants emit water vapor into the atmosphere as part of the photosynthetic process. The method through which organisms get energy from the food they consume is known as respiration. When creatures consume food, the glucose molecules in their cells are broken down, releasing the energy they contain. Water vapor is also produced during this process and is discharged into the atmosphere.
Eventually, the water vapor produced by respiration and photosynthesis condenses and returns to Earth as rain. The cycle is restarted when this rainfall ultimately finds its way back to the oceans.
Therefore, by the process of photosynthesis and cellular respiration, organisms use carbon based molecules to make water.
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Directions: Identify the models in each picture as an element or a compound. and there's more to it just answer the rest pls I need this test done this is my 1 overdue and I'm giving 100
Answer:
u need to show me how to do this
Explanation:
Answer:
asan Yung picture Pano namin masasagutan?
13. A group of students want to investigate the effects of plant moisture on the growth of caterpillars. The
students fill three identical boxes with an equal number of a kind of leaf that caterpillars eat. The students
keep the leaves in the first box dry, spray the leaves in the second box with two sprays of water, and spray
the leaves in the third box with four sprays of water. The students then add four caterpillars to each box.
Every day the length of each caterpillar is measured and recorded, and the results are averaged. What is
the outcome/dependent variable in this experiment?
A. The number of leaves put in each box
B. The amount of water put on the leaves
C. The number of caterpillars in each box
D. The change in length of the caterpillars.
The outcome or dependent variable in this experiment is the change in length of the caterpillars, which is option D. As the students are investigating the effects of plant moisture on the growth of caterpillars, the growth of the caterpillars is the variable that they are measuring.
What are variables?In an experiment, there are two types of variables: independent variables and dependent variables. Independent variables are the factors that are manipulated or changed by the researcher, while dependent variables are the factors that are measured or observed in response to the changes in the independent variables. In the given experiment, the independent variable is the level of moisture applied to the leaves, which is varied across the three boxes. The dependent variable is the change in length of the caterpillars over time, which is measured and recorded every day.
Hence, the outcome or dependent variable in this experiment is the change in length of the caterpillars, which is in option D.
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How is protein related to immune function?
Answer:
The protein you eat helps repair tissue and fight off viral or bacterial infection. Proteins make up the framework of your cells, including the cells of the immune system and just about every other.
HELP ME OUT PLEASE
On the Galapagos Islands, in the Pacific Ocean, live over a dozen species of small birds that are the same except for their beaks. Each species beak is a different size and shape. Birds with small, narrow beals ate either small seeds or insects. Birds with large beaks ate larger seeds. Based on the information in the passage, explain why there are two different beak sizes on the island. What will most likely happen to the finch population if the large seed plant becomes extinct.
Why would this happen? How can adaptations and natural selection help explain the reasoning for population changes in finches?
Answer:If the large seed plant becomes extinct the finches with larger beaks will probably die out thus reducing the finch population
2)This will happen as their source of food is gone and thus leaving them to either feed on what there not used to or die
3)im not too sure of this but this is what i think; In Darwin's finches, those that have short beaks turned out to be an adaptation that made them more suited into poking holes in the ground and feed on grubs. Also the drought reduced the number of seeds and finches with bigger beaks were able to eat the larger and harder seeds so more of them survived.
Explanation:
How many double bonds in C2H4, if this molecule is
possible?
A-1
B-2
C-3
D-4
Answer:
2 bonds...................
Answer:
answer is : A :1
Explanation:
Double bonds are made of two bonding pairs of electrons (a sigma bond and pi bond). Triple bonds have three bonding pairs of electrons (a sigma bond and two pi bonds).
As the number of bonds between atoms increases, the length decreases, strength increases, and dissociation energy increases. This is because when...