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slamgirl [31]
3 years ago
8

The class of macromolecule that would most likely be involved in contracting muscles would be___

Biology
1 answer:
Ksju [112]3 years ago
8 0

Answer:

The correct answer is option - B. proteins.

Explanation:

The muscle contraction needs two protein that is essential in contraction. The muscle has motor protein myosin and spherical protein actin that are slide on one other in contraction that helps in muscle to contraction.

In the contraction, these protein filaments help to change in length and shape of the muscles. Thin filaments involve actin and thick filament in is myosin filaments.

Thus, the correct answer is option - b. proteins.

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In the same mouse species, a third unlinked gene (gene C/c) also has an epistatic effect on fur color. The presence of the domin
gizmo_the_mogwai [7]

Answer:

agouti - aaBbCc

solid color - AaBBCC

agouti black - AAbbCc

albino - AaBbcc/Aabbcc/AABBcc

Explanation: All the phenotypes that contain cc will be albinos, so they won't present any pigment deposition. Agouti black depends on the A gene to be homozygous and the B to be recessive, so the phenotype AAbbC_ is the correspondent. If A is not homozygous and B isn't recessive, we have agouti color. If B is homozygous and A recessive, we have a solid color.

5 0
3 years ago
During anaphase II in Meiosis, what major event takes place Question 26 options: Sister chromatids are pulled apart. Chromosome
baherus [9]

Answer:

The correct answer is A.) Sister chromatids are pulled apart.

Explanation:

This is because during Anaphase II in Meiosis, the sister chromatids are pulled apart.

Chromosome pairs line up during Prophase I. <em>Not B.</em> When the chromosome pairs pair up this is also Metaphase I. <em>Not C.</em> When chromosome pairs are pulled apart, Anaphase I is occurring.

Hope this helps,

♥<em>A.W.E.</em><u><em>S.W.A.N.</em></u>♥

8 0
3 years ago
In the United States, which direction does a continental polar air mass that forms over Canada usually move and why?
goldfiish [28.3K]

In the United States the direction the continental polar air mass move South toward the Gulf of Mexico to replace the rising maritime tropical air mass.

Answer: Option A

<u>Explanation:</u>

Air masses are large bodies of air moving horizontally in a very uniform way.  Continental polar air mass is an air mass that forms near the poles. It originates in northern Canada and Alaska and move south then East.

The continental polar masses are the causes for the severe cold weather in the South during the cold months. Maritime tropical mass are warm and have high moisture content. During winter it comes in contact with the continental polar mass hence getting stabilized.

3 0
3 years ago
Read the article and use the information to answer the following questions,
Dmitry [639]

Answer:

20 weeks, 12 weeks, 38 weeks, 8 weeks, 24 weeks

Explanation:

just took the assignment and 100% right

5 0
3 years ago
Read 2 more answers
Please please help me !!!!!!!!!!!!
ch4aika [34]

Hey there!

Your answer: Available Space

The question is asking, which of the following options would be a (limited source). We have to find a option that has a limited source, which means that there is a limit to something. Your answer is (b) because there are limited space with the spce that is already available. Air temperature would NOT be your answer.

3 0
3 years ago
Read 2 more answers
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