Are not directly involved in sexual reproduction?

A. stigma and ovary

B. sepal and petal

C. anther and stamen

D. stigma and pollen

Which is a reservoir for nitrogen? A. lightning B. biomass C. nitrogen gas D. ammonium E. nitrogen-fixing bacteria

What are changes in dna sequence that affect the expression of information?

How will the cardiac output change if you double the heart rate but reduce the stroke volume by one-half? how will the cardiac output change if you double the heart rate but reduce the stroke volume by one-half? it will not change. it will decrease.

What are the two types of coral

What would occur if follicle-stimulating hormone levels were inhibited?.

Soil formation is dependent on a number of factors. t or f

What are the two specific concerns of species diversity? Species diversity is concerned with both

What does the word queue describe in cell biology? A. the short arm of a chromosome B. the long arm of a chromosome C. the center of a chromosome D. the material of a chromosome

It is been proposed the mitochondria and chloroplasts are modern descendants of early prokaryotic cells that begin to reside and gradually evolved within primitive cells. Which statement supports this view?

What is the importance of the carbon and nitrogen cycles to ecosysyems