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AnnZ [28]
3 years ago
14

Which of the following are the smallest cells?

Biology
1 answer:
Marrrta [24]3 years ago
3 0
B. red blood corpuscles
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What is the sidereal period used in Kepler's third law?
Dmitry [639]

Answer:

Kepler's third law relates the semi-major axis of the orbit to its sidereal period. The major axis is the total length of the long axis of the elliptical orbit (from perihelion to aphelion).

Explanation:

A and C

5 0
3 years ago
The glucose transporter used by cells to obtain glucose from the media is a protein embedded in the membrane. When researchers f
jeka57 [31]

Answer:

a. It's a carrier protein doing facillitated diffusion

Explanation:

Facilitated diffusion may be defined as the transportation of molecules from a high concentration to a low concentration that is down the concentration gradient without input of the energy. Whereas the active transport is transportation of the molecules from the low concentration to the high concentration which is against concentration gradient by the membrane protein.

The glucose transportation process requires membrane protein for the transport and does not require any energy. Therefore, it is carrier protein which is doing the facilitated diffusion.

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3 years ago
In non-medelian genetics, chickens have a trait for feather color. Black is dominant and so is white. The heterozygous version o
Sedaia [141]

Answer:

B. codominance

Explanation:

I know this for sure

6 0
3 years ago
3. Gases pass in and out of a leaf through the
iVinArrow [24]

Answer:

a) stomata

Explanation:

The stomata are little pores / doorways / openings that have the express purpose of allowing gases in and out. Without this, plants would not be able to fix carbon, which is essential in respiration.

Why not c or b: The xylem and phloem channel water through the plant, not gases.

Why not d: The cuticle is the waxy outer layer of the leaf meant to protect it, not allow gases through.

3 0
3 years ago
For 2012, rank the type of materials in the waste stream to the percentage of municipal solid waste they compromise, by weight b
BigorU [14]

Answer:

Food 5

Plastic 1

Explanation:

behaviors of people as well as the rapid advances of technology, amounts and the composition of MSW have been also changed. In a study carried out by the European Environmental Agency to study the per capita annual MSW produced by 32 European countries during 2001–2010, they found that this waste increased in 21 countries, and was decreased in 11 countries. The study also studied the amount of wastes of 26 countries between 2001 and 2008; they found that these amounts decreased in 6 countries. Thus, the amounts and characteristics of the wastes varied from country to another country, as well as from region to region even within the same city according the mentioned factors including the usage habits of people

8 0
3 years ago
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