Living organisms use nitrogen to make

a. fat.

b. carbohydrates.

c. protein.

d. water.

What are some interesting facts about divergent boundaries?

Which of the following allows plants to make sugar from carbon dioxide and water? a. chloroplast b. vesicle c. mitochondrion d. contractile vacuole

Jamal is never excitable, but for months now he has been having difficulties getting out of bed and is not interested in going out with friends or even answering the phone.

When the protein gramicidin is integrated into a membrane, an H channel forms and the membrane becomes very permeable to protons (H ions).

What are some of the things that could happened if a predator is introduced in an existing food wed?

A student is working in a DNA analysis laboratory and performs numerous DNA isolations from eukaryotic cells.

Many dinosaur bones have been found. why do we have little information about other parts of dinosaur's bodies?

What are the four parts of an insect?

Dna differs from rna in that dna select one: a. contains deoxyribose. b. contains uracil and rna does not. c. carries genetic information and rna cannot. d. is present in the cytosol and rna is not. e. is often single-stranded.

A nurse has provided education for a patient newly diagnosed with hypertension who is just beginning therapy with antihypertensive medications. Which statement by the patient indicates a need for further teaching?