Gloria was enjoying a soft drink but started to choke because this structure did not cover the opening in the larynx through which air passes
A) larynx
B) glottis
C) pharynx
D) epiglottis
D
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When cells associate with each other they form
A. atoms. B. molecules. C. macromolecules. D. tissues. E. populations.
Each of two daughter cells that result from the normal mitotic division of the original parent cell
contains ____.
a. the same number of chromosomes but different genes than the parent cell b. the same number of chromosomes and genes identical to those of the parent cell c. half the number of chromosomes but different genes than those of the parent cell d. half of the number of chromosomes and genes identical to those of the parent cell e. twice the number of chromosomes and genes identical to those of the parent cell
What are the benefits, real and potential, of
adult cell cloning?
a. the timing of the production of offspring can be controlled b. cloned animals will be consistently the same as their donor c. cloned cells can be used to study the processes of cell differentiation d. cloned cells can be used to study the process of diseases and thus potentially lead to cures e. all of these are benefits of adult cell cloning
North Atlantic right whales, Eubalaena glacialis, were called "right whales" because they were the best whale for early whalers to kill. They have long baleen and lots of blubber and oil
When killed, they could be towed back to land for processing because they float. They once numbered in the millions, but the entire population of the species is now less than 400. The history of the right whale is an example of A) pollution. B) overexploitation. C) habitat destruction. D) competition.