name the element found in small amounts in the body that is needed to make hemoglobins for oxygen transport

What global treaty is designed to reduce pollution and climate change? a. The Kyoto Protocol c. The Pollution Pact b. The Environmental Protection Act d. The Amsterdam Treaty

Use the following terms to explain how specialization occurs: DNA, gene expression, differentiation

What is a layer that surrounds cells, separating their interior from the exterior environment?

How does continental drift affect living organisms? check all that apply?

A pheromone is: A: A substance that only is used when an animal is in danger. B: A type of equine. C: A chemical that can alert other living things. D: A brain wave

Mr. Duarte, now age 32, was diagnosed with diabetes mellitus when he was 14 years old. He takes insulin in the morning and the evening.

DNA in the nucleus is impacted in large structure called? Is it chromosome?

Factors playing a role in fatigue can be classified into two categories. define those two categories and provide an example of each.

The microsporidian Brachiola gambiae parasitizes the mosquito Anopheles gambiae. Adult female mosquitoes must take blood meals for their eggs to develop, and it is while they take blood that they transmit malarial parasites to humans.

Was there only one specific mRNA codon for each amino acid?