Which of the following is an enzyme needed to connect new bases to a growing strand of DNA? a. Connexin c. DNA polymerase b. Lactase d. Helicase

What can you measure to determine how fast or slow you are moving

The surface layer (s-layer) of prokaryotes choose one: a. Is found only in archaea. b. Is present all the time in all bacteria. c. May be lost from bacteria cultured in the lab. d. Is composed primarily of saccharin.

Viral dna that is incorporated into a host's cell is called?

is a leuplast the same thing as a cloroplast because the question is This organelle is found in plant cells. The function of this organelle is to collect solar energy and use this to produce food, or glucose, for the plant.

What makes up a code for each amino acid

Which body system is correctly paired with its function? A) excretory-produces antibodies to fight disease-causing organisms B) digestive-produces hormones for storage and insulation C) circulatory-transports materials for energy release in body

Which is an example of reverse polarity? a. Earth's magnetic field lines up in the same direction as the present magnetic field. b. The south magnetic pole lines up with the present south magnetic pole. c.

Determine the type of microscope which can only be used to view non-living specimens.

What is the genus of the popular fossils which are similar to "lucy"?

The parasympathetic division of the autonomic nervous system A. is associated with "fight or flight." B. opposes the effects of the sympathetic division. C. arises from parts of the spinal cord. D. uses the neurotransmitter norepinephrine.