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denis23 [38]
3 years ago
15

What is a Troposphere

Biology
2 answers:
Korolek [52]3 years ago
5 0

Answer:the lowest region of the atmosphere, extending from the earth's surface to a height of about 3.7–6.2 miles (6–10 km), which is the lower boundary of the stratosphere.

Explanation:

LekaFEV [45]3 years ago
3 0

Answer:

The lowest region of the atmosphere

Explanation:

What google says:

the lowest region of the atmosphere, extending from the earth's surface to a height of about 3.7–6.2 miles (6–10 km), which is the lower boundary of the stratosphere.

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How many Coronavirus strains are in the World and tell me 3 Names of the strains​
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Answer: The 3 The names of them are

MERS-CoV, (MERS)

SARS-CoV,  (SARS)

SARS-CoV-2

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Which of the following statements is true about the structure of the cell membrane?
miskamm [114]

Answer:

The correct answer is:

The two layers of the plasma membrane are identical.

Explanation:

The plasma membrane is called a lipid bilayer because it is composed of two layers of cells and it makes the boundary of cell.

The other three statements are false because

Plasma membrane is semipermeable i.e it allows the transport of materials inside and outside the cell.

The proteins in the plasma membrane are integral proteins

The proteins in the plasma membrane are extensively folded and protruding from the membrane are in contact with inside and outside the cell.

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3 years ago
What is the difference between mechanical digestion and chemical digestion?
Bad White [126]

Answer:

So, Mechanical and Chemical Digestion is the way of breaking down foods in the body. The difference between Mechanical and Chemical Digestion is, Mechanical Digestion involves the body's movement to make the food smaller and Chemical Digestion involves enzymes to break the food down.

Explanation:

Since Mechanical Digestion involves moving around to break the food down, you would get up and walk around a little to burn it to make it work and Chemical Digestion is just using the natural enzymes in the body to break food down.

3 0
3 years ago
Which of the following lists the reactants (raw materials) needed for photosynthesis to occur? *
Evgen [1.6K]

Answer:

carbon dioxide and water

Explanation:

carbon dioxide and water are the raw materials needed to start the reaction. They are on the left side of the equation so that is how you know.  

5 0
3 years ago
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A challenge to traditional (pre-1860) ideas about species came from embryology, when it was discovered that _____. see concept 2
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A challenge to traditional (pre-1860) ideas about species came from embryology, when it was discovered that embryos of dissimilar organisms, such as sharks and humans, resemble each other. Embryology involves the study of the formation and the development of an embryo and the fetus. It is one type of evidence of evolution such that the embryos of many different kinds of animals, mammals, reptiles, birds, fish among others, are similar showing a common ancestry. 
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