Answer:
what is this?
Explanation:
i dont know
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.
How ozone layer depletion cause global warming ?
Answer:
It also absorbs infrared radiation emitted by the Earth's surface, effectively trapping heat in the troposphere.
Explanation:
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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Pom
Identify the independent variable in the following question: How does the size of a bicycle tire affect the distance it will
travel when it is pedaled in a given number of times.
a.size of a bicycle tire
b. the distance the bike will travel
c.None of the above
15. Which statement best summarizes describes cell theory?
All living things are made up of cells, and each cell comes from another living cell.
Not all living things are made from cells, and some animal cells come from plants.
Living things can form from cells or other materials.
All living things are made up of cells that can come from non-living matter.
Answer:
Cell theory- all living things are made of one or more cells,that cells are the basic unit of life,and that cells come only from other cells
Explanation:
It would be the first one because a cell theory is that all living things are made of one or more cells
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:
A comet has an orbit size of 3.5 AU & its orbit time is 6.54 years. T² = 42.875 years. What does R³ equal?
Answer:
42.875 AU is the answer.
Explanation:
Kepler's third law allows us to find the answer for the orbital radius of the comet's orbit and the relationship of the magnitudes are:
Orbital radio is a = 3.49 AU The ratio of the orbit to the cube to the period squared gives the Kepler constant.
Kepler studied the motion of bodies in the solar system creating mathematical relationships that describe their motion, Kepler's third law which is a direct application of Newton's second law to the orbit of the planets around the sun is
T² = K a³
Where T is the period of the orbit, a is the semi-major axis of the ellipse and K is a constant called Kepler's constant given by
K = [tex]\frac{4 \pi ^2 }{GM_s}[/tex] = 3 10⁻¹⁹ s²/m³
Where G is the constant of gravitation universes, M_s the mass of the Sun
In this case they indicate the size of the orbit tabulated a = 3.5 AU and the period T = 6.54 years, let's reduce the two magnitudes to the international system of measurements (SI)
T = 6.54 years [tex]( \frac{365 d}{1yr} ) ( \frac{24h}{1 d} ) ( \frac{3600s}{1 h} )[/tex] = 2.062 10⁸ s
Let's calculate the radius of the orbit
a = [tex]\sqrt[3]{\frac{ T^2 }{K} }[/tex]
a = [tex]\sqrt[3]{\frac{(2.062 \ 10^8 )^2 }{3 \ 10^{-19}} }[/tex]
a = [tex]\sqrt[3]{0.1417 \ 10^{36}}[/tex]
a = 0.5214 10¹² m
Let's reduce to astronomical units, which corresponds to the distance from the Sun to the earth
a = 0.5214 10¹² m ( [tex]\frac{1AU}{1.496 \ 10^{11}}[/tex] )
a = 3.49 AU
Let's observe that it is practically equal to the tabulated value.
The ratio of the orbit to the cube to the period squared gives the Kepler constant, which is practically invariant for all bodies in the solar system.
In conclusion using Kepler's third law we can find the radius of the comet's orbit and the relationship of the magnitudes are:
Orbital radio is a = 3.49 AU The ratio of the orbit to the cube to the period squared gives the Kepler constant
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How do you dry specimen that would be view under scanning electron microscope
Answer:
are coated with a thin layer of metal (usually gold or gold-palladium). The metal coating makes samples conductive
Which group of bacteria is most likely responsible for stew fish spoilage in Anastacia's refrigerator cooler?
Select one:
O a. thermophiles
O b. mesophiles
O c. psychrophiles
O d. psychrotrophs
Please tell me the definitions
Answer: Simulator- A device that enables the operator to reproduce or represent under test conditions phenomena likely to occur in actual performance. Orbit- The curved path of a celestial object or spacecraft around a star, planet, or moon, especially a periodic elliptical revolution. Critical speed- the rotational speed at which acting dynamic forces cause a machine component to vibrate at its natural frequency and can even result in resonant vibrations throughout the entire machine and pump set. Celestial body- An astronomical object or celestial object is a naturally occurring physical entity, association, or structure that exists in the observable universe.
Explanation:
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.
If an organism is moved to a different habitat, it would also need a new niche?
Which of the following is not typically represented by pyramids in ecology? 30 points
- mass, - energy flow, - populations in ecology, - predator and prey relationships
The biomass pyramid shows the decline or steady decline in biomass from base to peak of each trophic level. Pyramids employed in ecological systems don't use fresh weight.
What is the role of biomass in ecological pyramids?The biomass that is produced by organisms at every trophic level can be measured using a biomass pyramid.
The bottom level of this pyramid is occupied by the producer, which are typically plants. Primary consumers come after the producers.
The total living biomass or organic matter present at various trophic levels in an ecosystem is represented by a biomass pyramid.
The mass of living things present at each trophic level in a given sample size is used to determine biomass. Calories per unit area or dry weight in grams are two ways to see it.
Therefore, biomass is not typically represented by pyramids in ecology.
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Plants convert light energy into chemical energy (glucose). Plants also
cellular respiration because they need ATP.
True
False
True, plants undergo cellular respiration because they need ATP.
Plants are known as primary producers in the ecosystem because they are able to directly harness the energy from the sun and convert it into complex energy molecules. This process requires ATP.
On the other hand, plants also undergo cellular respiration which is the process by which ATP is produced because the plant also needs ATP to perform the functions of cells.
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___ and ___ are the two stages of cell division in most cells.
Mitosis
Cytokinesis
Homeostasis
Osmosis
Diffusion
Answer:
mitosis and homeostasis
Hemophiliacs have blood that does not coagulate well, and they often die at a young age. The disease allele is recessive and X-linked. The normal allele (N) is completely dominant over the disease allele (n). If a hemophiliac woman and a non- hemophiliac (normal) man have children, what percentage of their sons would be expected to have the disease? What percentage of their daughters would be expected to have the disease?
Answer: 25 or 50 %?
Explanation
What is the role of each
cell part and
biomolecule during
DNA replication?
DNA contains the instructions needed for an organism to develop, survive and reproduce. To carry out these functions, DNA sequences must be converted into messages that can be used to produce proteins, which are the complex molecules that do most of the work in our bodies.
Some cells ignore cell Cycle checkpoint and continue to grow and divide uncontrollably despite cellular or genetic damage. What disease may directly result from such behavior?
Answer:
Cancer is a collective name for many different diseases caused by uncontrolled cell division.
Explanation:
Cancer is the kind of disease that will result from uncontrollable cell division despite cellular or genetic damage.
What is the relation between cell cycle and cancer ?
The relationship between the cell cycle and cancer is intuitive on the surface: the cell cycle regulates cell proliferation, and cancer is a condition caused by uncontrolled cell proliferation. Fundamentally, all tumors allow for an excessive number of cells to exist.
Cells have a variety of methods that they can use to control cell division, fix DNA damage, and stop the growth of cancer. As a result, it is believed that the development of cancer occurs through a number of steps and requires the failure of several different mechanisms before a critical mass of malignant cells is reached.
The majority of malignancies develop specifically when cells have a variety of mutations (changes in DNA) that cause them to cycle more rapidly, evade internal and external restrictions on division, and prevent planned cell death.
Thus, uncontrollable cell growth indices to cancer.
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2. What new realizations do you have about solving problems involving sequence? How would you connect this to real life? How would you use this in making decisions?
Answer:
To solve real life problems involving sequences,we use the word 'SEE PLAAN DO AND LOOK BACK, when we have problems, we need to see what is the problem about and what is the cause. Then we plan how we would solve that problem. Next is to do what we have planned. The last thing is to look back to see if we have made errors in the solution and it will familiarize us with method of sulotion and this may be useful for solving a future problem.
Explanation:
hope its help:))
what are the stages of mitosis
Answer: What are the 4 stages of mitosis and what happens in each?
1) Prophase: chromatin into chromosomes, the nuclear envelope break down, chromosomes attach to spindle fibres by their centromeres 2) Metaphase: chromosomes line up along the metaphase plate (centre of the cell) 3) Anaphase: sister chromatids are pulled to opposite poles of the cell 4) Telophase: nuclear envelope
Explanation: hope this helped you ! <33
Answer & Explanation:
There are four main stages of mitosis. Those are prophase, metaphase, anaphase, and telophase.
The stages are also shown below on the diagram. Hope this helps!
1. According to the cell theory, all cells come from previously existing
2. Depending on whether they have a
unicellular organisms are classified as either eukaryotes or
prokaryotes.
3.Cells that need to make a lot of protein are expected to have a large number of
4. Molecules tend to move from an area where they are more concentrated to an area where they are less concentrated. This process is
called
5. Large molecules, such as glucose, that cannot cross the membrane can still move across the membrane through a type of passive
transport called
6. Some materials can move across the cell membrane against a concentration gradient by
7. A cell's relatively constant internal physical and chemical conditions are called
1. cells
2. nucleus
3. ribosomes
4. diffusion
5. facilitated diffusion
6. active transport
7. homeostasis
What is the Coriolis Effect?
Question 21 options:
a.the circulation route of trade winds moving from east to west
b.the way that tropical winds circulate to form hurricanes and large storms
c.the rapid movement of winds found in the upper atmosphere
d.he curved path of global winds due to the rotation of Earth
(EASY BRAINLIEST) I am Making a study guide about Plants in the plains and will give thanks and brainliest to the best study guide someone provides you do not need to make it I just need one!
Answer:
Plant Guidance by Ecoregions
Ecoregion 9 – High Plains
Extending from the Panhandle south to the Pecos River, the High Plains have been described as a sea of waving grasslands. The 20 million acres of this region fills most of the “handle portion” of the state. It is a relatively high and level plateau of sandy to heavy, dark calcareous clay soils over an impervious layer of caliche. The winters here are the coldest in Texas, with the average annual temperature being only 59 degrees. Rainfall ranges from 21 inches in the east to about 12 inches in the west. Sun and wind rob the soil of even the meager water it receives from these rainfalls. Today, most of the High Plains is irrigated by the vast Ogallala formation.
Classified as mixed plain and short-grass prairie, vegetation in the High Plains varies – highly dependent on location. Hardlands or mixed lands, sandy lands or caliche lakes, all give rise to a very different plant community. Honey mesquite and yucca have invaded some areas that were characteristically free of trees and brush. Sand sage and shinnery oak have spread through most of the sandy lands.
Playa lakes play an essential role in this region, and they are the prime waterfowl wintering grounds for the North American Central Flyway.
The regions other name, “Llano Estacado” or “Staked Plains” is believed to refer to the first European settlers who drove stakes into the ground to help guide them across this featureless region. These early pioneers found a vast carpet of short grasses that were home to enormous herds of buffalo and pronghorn antelope. This was also the home of the Comanches.
The original character of the High Plains has been forever changed by the plow, however unique areas still remain including some scattered sand dunes cloaked with Harvard shin-oak, sandsage, and little bluestem. Tallgrass meadows can still be found waving in the breezes along the Canadian and Red Rivers. While few rivers actually cross the High Plains, these meager water sources along the Canadian and Red Rivers one sustained luxuriant growths of tall willows and cottonwoods. Russian olive and tamarisk, two introduced species from the Old World, now replace these native trees along the rivers, altering the natural habitat of kingbirds and phoebes. Grasses still provide cover and nesting habitats for myriads of other birds, and belts of trees planted in the 1930s provide shelter to an amazing diversity of wildlife. While the Gray Wolf and elk no longer occur on the High Plains, mountain lions, coyote, Red-tailed Hawk and swift fox now crown the food chain. While greatly reduced, scattered populations of Lesser Prairie-chicken still boom to announce the coming of spring across the region while flocks of Lark Buntings and Horned Larks ply the skies over this restless sea of grass.
Plants for the High Plains
Trees
Plains cottonwood
Honey mesquite
Bur oak
Western soapberry
Net-leaf hackberry
Silver-leaf mountain mahogany
Mohr oak
Lance-leaf sumac
Texas redbud
Prairie crabapple
Shrubs
Oklahoma plum
Common choke-cherry
Sand sage
Fourwing saltbush
Silver agarita
Feather dalea
Winter fat
Harvard shin-oak
Little-leaf sumac
Conifers
Rocky mountain juniper
Eastern red cedar
Colorado pinyon pine
Succulents
Teddy-bear cholla
Narrow-leaf yucca
Plains yucca
Vines
Old man’s beard
Snapdragon vine
Vine milkweed
Canyon grape
Grasses
Western wheatgrass
Cane bluestem
Sideoats grama
Blue grama
Buffalograss
Ear muhly
New Mexico little bluestem
Wildflowers
Winecup
Purple coneflower
Englemann daisy
Blackfoot daisy
Missouri evening primrose
Pink plains penstemon
Mealy sage
Copper-mallow
Indian blanket
Texas bluebonnet
Tahoka daisy
Prairie verbena
diagrams on active transport
Answer:
Image attachedExplanation:
Hope this helps :]
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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
define osmotic pressure
Answer:
According to the Oxford Dictionary, Osmotic Pressure is:
"the pressure that would have to be applied to a pure solvent to prevent it from passing into a given solution by osmosis, often used to express the concentration of the solution."
, Hope this helps :)
Have a great day!!
take a subject of origins or a question you may have and write 500 words.
Answer:
no sé inglés
Explanation:
poético XD :v
Net primary productivity (NPP) is:
O the rate at which primary producers capture solar energy through photosynthesis
O the rate at which producers use chemical energy through respiration.
O the rate of photosynthesis minus the rate of respiration by autotrophs.
O the rate of photosynthesis plus the rate of respiration by heterotrophs. the rate of economic growth in the fossil fuel industry.
Answer: b
Explanation:
What role does the capsid play in viral reproduction? (1 point)
The capsid copies the viral DNA.
The capsid ends the lysogenic cycle.
The capsid copies the host cell’s DNA
The capsid attaches to the cell membrane.
Explanation:
[tex]\sf{ }[/tex]
The capsid copies the host cell’s DNA is the role of the capsid play in viral reproduction.
The role capsid play in viral reproduction is that the capsid copies the host cell’s DNA. Thus, option C is correct.
What is reproduction?
Reproduction has been defined as the process carried out by the living organisms and during the process of reproduction the living organisms produces their own young ones and feed them. Reproduction has been the supreme quality of living things. The role capsid play in viral reproduction is that the capsid copies the host cell’s DNA.
There are two types of reproduction and these are sexual and asexual reproduction. The process of reproduction in which two parents are involved has been said to be sexual mode of reproduction and the process of reproduction in which only single parent has involved in known as asexual mode of reproduction. The example of asexual reproduction are budding, fragmentation, spore formation, and binary fission.
Therefore, The role capsid play in viral reproduction is that the capsid copies the host cell’s DNA. Thus, option C is correct.
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How many neutrons are in a hypothetical atom with an atomic number of 11 and an atomic mass of
28?
Number of neutrons is 63 - 29 = 34. 199. An atom has a mass number of 14 and 6 electrons. How many protons and neutrons does it have?