Another name for unicellular organisms that dominated Earth up to the Precambrian time is

A. eukaryotes.

B. cyanobacteria.

C. stromatolites

D. prokaryotes.

Why is it necessary for exocrine pancreas to use a tubular duct to carry its secreted products?

F the body is hyperventilating, releasing more carbon dioxide from the body than being produced, h+ion concentration will decrease? a. True b. False

The kidneys function based on the movement of fluids across the filtration membrane. There are three different types pressure operating at the filtration membrane. List and explain how each influences net filtration pressure.

Question: why can the presence of electric motors or solenoids affect the function of nearby electronic circuits?

Difference between myeloproliferative and myelodysplastic

What would most likely cause the future acceleration of the expansion of the universe? O radiation from the Sun O the existence of background radiation O the continued existence of dark energy O light shifts identified by the Doppler effect

What came about in the devonian period

When will a recessive trait be seen in an organism

The delicate, spongy bone located between the eyes and forming a part of the cranial floor beneath the frontal lobes of the brain and the upper nasal cavities is the?

If you visited a savanna you would most likely see