Answer:
It's central vacuole.
Explanation:
Took the test.
Answer:
proof
Explanation:
Three sources of genetic variation are
A. genotypes, phenotypes, and polygenic traits
B. sexual reproduction, lateral gene transfer, and mutations
C. single-gene traits, polygenic traits, and adaptation
D. directional selection, disruptive selection, and stabilizing selection
Answer:
B
Explanation:
Pacific Ocean surface area
Answer:
63.8 million mi²
GIVING BRAINLIEST!!! (NO LINKS PLS! LINKS DONT WORK FOR ME )
Which of these is a non-renewable resource?
A) Trees
B) Water
C) Fuel
D) Wind
Answer:
C. Fuel
Plz give brainliest
Explanation:
Help me please i dont know how to this stuff
The millions of tiny air sacs in the lungs are called
Answer:
Alveoli
Explanation:
Answer:
AlveoliExplanation:
Alveoli are tiny air sacs in your lungs that take up the oxygen you breathe in, and keep your body going.
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GL :)
Which sphere is oxygen in our blood part of?
Lithosphere
Biosphere
Mesosphere
Atmosphere
Answer:
The biosphere is the sphere that oxygen in our blood is part of.
Describe and compare the types of scales used by scientists to measure and describe earthquakes.
Please help
Answer:
There are two primary scales used to measure earthquakes: the Richter scale and the Mercalli scale. The Richter scale is most common in the United States, while worldwide, scientists rely on the Mercalli scale. The moment magnitude scale is another earthquake measurement scale used by some seismologists.
________ cells contain homologous pairs of chromosomes.
A.Haploid
B.diploid
C.tetraploid
D.gametes
E. sex cells
Answer:
B, Diploid
Explanation is here:
Somatic cells are sometimes referred to as “body” cells. Homologous chromosomes are matched pairs containing the same genes in identical locations along their length. Diploid organisms inherit one copy of each homologous chromosome from each parent; all together, they are considered a full set of chromosomes.
Only number 2,3,4????????
What is this organelle
What is the relationship between Rate of Enzyme Reaction and temperature?
Like most chemical reactions, the rate of an enzyme-catalyzed reaction increases as the temperature is raised. A ten degree Centigrade rise in temperature will increase the activity of most enzymes by 50 to 100%.
Where in cells does most of cellular respiration take place?
Answer:
Mitochondrion
Explanation:
The enzymatic reactions of cellular respiration begin in the cytoplasm, but most of the reactions occur in the mitochondria. Cellular respiration occurs in the double-membrane organelle called the mitochondrion. The folds in the inner membrane are called cristae.
What type of tropism this picture represent?
A) gravitropism
B) phototropism
C) thigomotropism
Answer: Gravitropism
Explanation:
The plant is growing upwards, defying gravity so it is negative gravitropism
PLEASE HELP NEED ANSWER AS SOON AS POSSIBLE
Match the terms related to enzyme actions with their descriptions.
substrate
active site
product
catalyst
the initial substance in a chemical
reaction that is changed
the substance that speeds up or helps
chemical reactions to occur
the location on an enzyme where
the initial substance reacts
the end substance that results from
a chemical reaction
Answer:1:reactants
2:catalyst
3:active site
4:product
Explanation: U answer my question plz
Gametes in humans are
a. Sperm cells
b. Egg cells
c. Sperm or egg cells
d. X or Y chromosomes
Answer:
c
Explanation:
they are also known as sex cells
Answer:
Sex Cells (Sperm & Egg Cells)
HELP DUE IN 10 MINS!
In leaves of a plant, Solar Energy is first used to make??
A. Proteins
B. Carbohydrates
C. Lipids
D. Water
Answer:B is the right answer I am sure.
Explanation:
Answer:
B. Carbohydrates
Explanation:
I have already done this unit
A change in the thermal energy can cause other changes to occur in the substance. Which of the following could occur as a result of decreasing the thermal energy of a gas?
Answer:
radiation
Explanation:
I need help on 9,10 quick please ASAP
Answer:
Both answers are B.
Explanation:
Which option describes a strong argument against the development of nuclear power ? A nuclear power company is proposing a nuclear power plant near a quiet , small waterside town . The company is promoting this development by stating that nuclear power does not produce pollutants .
Nuclear power is not ready - made
Nuclear power uses expensive raw materials .
Nuclear power is not as clean as using fossil fuels
Nuclear power produces waste that is hard to dispose of safely
Answer:
Nuclear power produces [radioactive] waste that is hard to dispose of safely
10 POINTS (and no its not 5 and I gave 10 its 10 and I gave 20)
In the Northern Hemisphere, winds associated with a high-pressure system blow
clockwise toward the center
clockwise outward from the center
counterclockwise outward from the center
counterclockwise toward the center
Answer:
Low pressure is called a cyclone and has anticlockwise winds blowing around it. High pressure is called an anticyclone and has clockwise winds blowing around it. I mean the second one.
Answer:
a. clockwise toward the center
Explanation:
Because the winds differ on every side of earth.
Describe one of the three types of volcanoes we discussed today
Answer: Shield, Cinder Cone, and Composite volcano.
Explanation: A shield volcano is a volcano that is formed with lava is very runny and spreads to a wide area and then cools to form a shield volcano. These are common at Hawaii.
A cinder cone volcano is the smallest volcano. It's made from minor eruptions and cinders. They're short and usually erupt for a short period of time. Mexico's Parícutin volcano, is a cinder cone.
Composite or stratovolcanoes are the most common type of volcano. They form from thick, less runny lava. Since it is so thick, it cools then makes the volcano taller. Mount st helens, in Washington state is a stratovolcano.
Large deposits of bones
physical records
both Bible and physical records
Bible account
pls help i need a paraghaph for DNA
Answer:
Explanation:
DNA IS A SHOW
Explain how too much carbon dioxide in the atmosphere causes these changes.
Answer: Carbon dioxide becomes a poisonous gas when there is too much of it in the air you breathe. Besides the effects it can have on the planet and the atmosphere, carbon dioxide poisoning can lead to central nervous system damage and respiratory deterioration in humans and other breathing creatures.
Explanation:
what does a boy do when they like u?
they act like they have the right to treat you like dodo but if he is nice he will be prob either shy or hide his feelings.
compare and contrast animal cells, plants cells and prokaryotic cells
How much carbon is stored in the atmosphere as CO2? HELP ME LIKE ASAP NO ROCKY
What are two ways to identify NESW?
Answer:
-The sun
-shadow
Explanation:
-The sun rises in the general direction of east and sets in the general direction of west every day, so you can use the location of sunrise or sunset to get an approximate idea of direction.
-The shadow will always move - or, more precisely 'grow' in the west-to-east direction. (Before noon, when the sun is rising, the shadow will grow shorter and after noon when the sun is setting, the shadow will grow longer)
In ancient times, people believed Earth was the center of the Solar System. Which of the following makes the geocentric model impossible?
The moon revolves around Earth
o Earth's gravitational force is much less than the Sun's,
0 Orbits are elliptical, not circular,
There are other planets that are closer to the Sun.
Answer:
Orbits are elliptical, not circular
Explanation:
There were too many celestial objects for that model to have worked, you would have had a series of overlapping orbits that wouldn't be stable
How do the profile plot amplitudes of all three muscle types (skeletal, cardiac and smooth muscle) compare?