In what form is energy lost from the ecosystem?

A. Egestion

B. Light

C. Excretion

D. Heat

The most likely reason there are few large trees in the tundra is because

The main difference between prokaryotic and eukaryotic cells is that a. prokaryotic cells are always much larger. b. prokaryotic cells do not have a plasma membrane. c. eukaryotic cells have a smaller cell nucleus. d.

Erin is only 17 years old and her total cholesterol is 600 mg/dL. Why do you think her cholesterol is so much higher than the others in her family who have familial hypercholesterolemia?

A patient has a an end diastolic volume of 125mL. A heart attack has weakened her left ventricle so it can pump a stroke volume of only 40mL. Calculate her end systolic volume.

You are given a sucrose solution. state the solute and solvent.

A condition that causes narrowing of the coronary arteries so blood flow to the heart muscle is reduced a. arteries b. atriums c. capillaries d. carotid arteries

The structure of DNA resembles a spiral staircase, also known as a double

What is the medium in which sound travels inside a bird's body?

Which best describes a gene? A: different allele form of a trait B: tightly coiled strands of DNA C: the center of a chromosome D: a segment of a chromosomal DNA

The growth of organisms in an ecosystem can be limited by the amount of water and light the ecosystem receives. a. True b. False