What best describes a tetrad

Carbon is the basis for life on earth. plants use water, from the air, and energy from sunlight to make food. this process is called. eat, breathe in, and breathe out carbon dioxide. this is called.

Why do biological classification keys always present only two choice at each step? BTW I am doing a shark dichotomous key analysis

What are the two main stages of cell division? What are the two main stages of cell division

The human colon supports a large population of beneficial bacteria. How are these bacteria beneficial?

Each element on the periodic table is represented by a:

In what type of mine would a rock burst most likely happen? an above-ground biomining site using mine waste a large longwall mine an open-pit mine with a large tailing pond a strip mine near a water supply

Which factor has most likely affected the high fertility rate in Africa? A. Good medical care B. Strong economy C. Lack of education D. More birth control

What is one of the products of cellular respiration?

46 chromosomes blank human gets blank from each parent

The cyst form of an amoeba: A. can live outside the body B. is covered in a protective case C. can infect a person with amebiasis all of the above