Why do organisms need to take food? Define autotroph?

8. What type of macromolecule has amino acids as its monomers? A. Lipid B. Carbohydrate C. Fat D. Protein

In order for a child to inherit a recessive genetic disease like sickle cell anemia, healthy parents must both A. have the disease. B. be homozygous for the mutated gene that causes the disease. C.

Explain the difference between perfect and imperfect flowers in complete sentences.

The connective tissue wrappings surrounding a mammalian brain are collectively called

Ur data for diffusion of water across a differentially permeable membrane in response to a sucrose gradient could be graphed with Change in Weight on the vertical axis rather than Total Weight.

A red blood cell is 8 μm in diameter. If drawn 100 times larger than its actual size, what diameter will the drawing be in mm? A. 0.08 mm B. 0.8 mm C. 8 mm D. 80 mm

Which kind of biologist would most likely use satellite technology?

What is the complementary base of adenine in DNA? guanine cytosine thymine uracil

Fish in a marine environment must maintain a relatively constant ion concentration in their tissues and blood. How do the chloride cells in the gills aid fish in the removal of excess ions? A.

Name three groups of plastic sedimentary rocks