Which organ system is the principle regulatory system of the body, functioning to monitor and respond to changes in the environment?

1.A
2.B
3.C
4.D
1

Biology & Microbiology

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Which of the following is a master gene that

controls eye development?

a. PAX6 b. FOXP2 c. ICU d. SRY e. STP

Biology & Microbiology

Nitrogen is generally available to plants in only two forms: ammonium and ________

Fill in the blank(s) with correct word

Biology & Microbiology

Almost a century after Edward Jenner introduced successful vaccination, Louis Pasteur developed vaccine(s) against

A) anthrax. B) human cholera. C) rabies. D) influenza. E) both anthrax and rabies.

Biology & Microbiology

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

1. Cholesterol helps to maintain the correct fluidity of the plasma membrane. 2. The phospholipid bilayer forms spontaneously in water. 3. The phospholipid bilayer forms because fatty-acid tails do not dissolve in water.

Biology & Microbiology