What is a difference between Chlamydomonas and Ulva?
a. Only Ulva produce flagellated gametes.
b. Only Ulva contains carotenoids.
c. Only Ulva grows by mitosis after fertilization.
d. Only Ulva contains chlorophyll.
c. Only Ulva grows by mitosis after fertilization.
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A large portion (45%) of the human genome is composed of
A. introns. B. exons. C. templates. D. transposons. E. pseudogenes.
The most common chronic blood-borne infection in the U.S. is
A. hepatitis A B. hepatitis B C. hepatitis C D. hepatitis D
The extent to which a particular sensation can be experienced is mainly due to the
a. sensitivity of its receptors. b. speed of nerve transmission. c. brain area devoted to interpretation. d. transmitter substances in the synapses. e. amount of stimulus.
Starting with shredded spinach leaves, you follow a procedure that allows for separation of cellular organelles. You are specifically looking for the fraction that contains the mitochondria. To identify this fraction, you should test for the:
What will be an ideal response?