Hair is made from a

a. Protein - Celery In

b. Protein - polyester

c. Carbohydrate-Keratin

d. Protein - Keratin

Which organ systems work together to keep your body cool by perspiring?

In German Shepards, the drooping ear trait is due to a dominant gene, while erect ears is due to a recessive allele.

In addition to cells, what can tissues be made of?

What primary determines the carrying capacity of a population

Louis pasteur tambien propuso que los microorganismos son la causa de algunas enfermedades escribi que problema pudo haber llevado a pasteur a proponrr esta teoria

How have human activities affected the phosphorus cycle?

Many animals such as goats, deer, and cattle have horns or antlers. What purpose do these structures serve? Question 7 options: They are used for ornamentation and for attracting a mate.

Which of the following is not a characteristic shared by all chordates? fins hollow nerve chord pharyngeal pouches notochord

Alicia is not sure of the difference between a food web and a food chain. write a paragraph for alicia that explains the difference between a food web and food chain.

The distance north or south from the equator