Because water does not provide any calories to the body, scientists do not consider it a nutrient.

Which of the following statements is true? A.) Tt and tt plants have the same phenotype. B.) A person with type O blood has two recessive genes. C.) Intelligence is controlled by a single gene. D.) In codominance, both genes are recessive.

he surface of the cells of some Pseudomonas species are covered in numerous threadlike structures. What is the likely reaction of such a Pseudomonas cell to the presence of a food particle?

Which of the following best summarizes the reason living things depend on oxygen oxygen is used during cellular respiration oxygen is an element of water, oxygen is necessafry for digestion, oxygen is involved in protien production

Are the layers of rock above and below the coal older or younger?

If I was taking a test about evolution in biology what are the most important and most common things that will be on this test?

If the original cell is diploid then how many sets of chromosomes does it have?

Do you think modern humans are still being subjected to the process of Natural Selection? Why or Why not?

How could you find out whether an earthworm eats soil or not?

What is a muscle that provides the major force for producing a specific movement called?

Which are highly specialized membrane proteins that modify the cell's response to its environment? a. transport proteins b. enzymes c. receptors d. peroxisomes