Which structural protein forms connective tissues? actin collagen keratin myosin

Collagen

Explanation:

Let us understand the role of each given protein.

a) Actin : It is a protein involved in muscle contraction and motility of cell. It is also important for cell division.

b) Collagen: as mentioned it is the protein present in connective tissues, which forms tendon. ligaments etc. It is the most abundant protein in our body.

c) Keratin : It makes hair, nails, claws, horns, hooves etc.

d) myosin : it is again a muscle protein, involved in muscle contraction etc.

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.

un recipient conține 6,4 moli de gaz. gazul hidrogen reprezintă 25% din totalul kilometrilor din container. în cazul în care presiunea totală este de 1.24 atm ceea ce este