An area where two bones meet is called a

A. synapse.

B. joint.

C. synaptic cleft.

D. vascular cavity.

E. olfactory bulb.


B. joint.

Biology & Microbiology

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Answer the following statements true (T) or false (F)

1. All diseases caused by Rickettsia spp. are arthropodborne. 2. Viruses contain both DNA and RNA. 3. The cell walls of archaeans contain a thicker layer of peptidoglycan than bacterial cell walls. 4. On entering a bacterial cell, all bacteriophages immediately initiate the lytic cycle. 5. Mycoplasmas cannot grow on artificial media.

Biology & Microbiology

Sperm undergo capacitation

A) in the testicles as sperm develop. B) in the woman's body. C) just after the second polar body is ejected. D) immediately following a sperm's penetration of an oocyte.

Biology & Microbiology

Suppose after bacterial conjugation, the recipient cell contained the a and b genes. From this information, what can

you conclude?

a. The donor cell was unable to make contact with the recipient cell. b. The donor cell was F-. c. The donor cell produced an abnormal sex pilus. d. All of the genes could not fit through the sex pilus at one time. e. The sex pilus was broken before the rest of the genes could be transferred.

Biology & Microbiology

The most abundant protein in the world is the enzyme that initiates the fixation of carbon in the Calvin cycle. This enzyme is called:

a) ADP-synthase. b) crassulacean acid. c) rubisco. d) ribulose biphosphate. e) glyceraldehyde 3-phosphate.

Biology & Microbiology