What components make up the ribosome? Select all that apply?
A) protein
B) carbohydrate
C) RNA
D) DNA
Ans: A) protein
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Viruses transmit bacterial genetic material from one bacterium to another in a type of horizontal gene transfer referred to as ____
Fill in the blank with the appropriate word.
The following is a list of events involved in the activation of a cell by a steroid hormone. Which one of the following answers best represents the order in which the steps occur?
1. cellular response to the hormone 2. activation of a gene 3. formation of a hormone-receptor complex 4. diffusion of the hormone through a target cell membrane 5. production of a protein A) 4, 3, 2, 5, 1 B) 2, 5, 4, 3, 1 C) 5, 3, 4, 1, 2 D) 2, 5, 1, 3, 4 E) 4, 3, 2, 1, 5
Two mammals, a sheep and a goat, produce offspring. Only the F1 and F2 generations produce fertile offspring. This
occurs as a result of: a. mutation. b. hybrid sterility. c. microevolution. d. hybrid inviability. e. hybrid breakdown
The ____ was created in 1944 by 44 nations that met in Bretton Woods, New Hampshire to promote economic development:
a) world bank b) international trade center c) world trade organization d) united nations