A number of ____________________ cover the rough ER
Fill in the blank(s) with the appropriate word(s).
ANSWER: ribosomes
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The transformation of one body part into another caused by genetic mutation is called ________________.
Fill in the blank(s) with the appropriate word(s).
Gallstones are made of
a. calcium. b. sodium. c. iron. d. cholesterol. e. oxalates.
The intertidal zone is defined by
A) being a marine environment. B) containing starfish. C) being continually exposed and submerged by the ocean. D) rocky shores.
In an experiment, Jokela et al. reared 14 replicate populations of a snail that is poly-morphic for sexual/asexual reproduction under controlled identical conditions in the lab
Each population started with 35% asexual and 65% sexual experiments. The figure be-low shows the proportions of asexual after a year-long experimental run. What are possible explanations for this result? a. All asexuals survived better under the experimental conditions. b. Asexual females produced more offspring per individual than sexual fe-males. c. The cost of males leads to faster population growth for the asexual sub-population. d. A novel mutation after the start of the experiment led to the increased sur-vival of the asexual line with the mutations. e. A, B, and C.