Which of the following statements about the
pine cone is correct?
a. Cones are exclusively a female structure.
b. Cones are the result of pollination.
c. One type of cone produces both
microspores and megaspores.
d. Seeds are formed inside of fruits.
e. One type of cone produces microspores; the
other type produces megaspores.
E
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The area within the neuron where stimuli are summed is called the:
A. dendrite. B. cell body. C. axon terminal. D. axon hillcock. E. synapse.
What is the name of the Drosophila multinucleated cell formed early in development?
A) syncytium B) blastocoel C) mMeristem D) homeobox E) blastoderm
“Bt corn” are corn plants that contain a bacterial gene for the bacterial toxin, Bt. The production of this toxin kills
insects that feed on the plant, thereby making the plants pest-resistant. This process is an example of: a. bioengineering. b. genomic studies. c. fluorescent GloFish. d. recombinant DNA technology. e. genetic engineering
Answer the following questions true (T) or false (F)
1. Photoheterotrophs use carbon dioxide as their sole carbon source. 2. Atmospheric nitrogen gas (N2 ) is produced in the process known as nitrogen fixation. 3. Thermoduric mesophiles are often responsible for spoilage of improperly canned foods.