Which of the following is not a characteristic of parenchyma cells?
a. They all lack the ability to photosynthesize.
b. They can differentiate into other kinds of cells in response to an injury to the plant.
c. They may contain various storage materials, such as starch grains, oils, or water.
d. They must be living cells in order to function.
e. They may secrete substances of various types.
A
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A population cohort is a group within the population that is the same ________
a. gender b. age c. subspecies d. size
Haploid Cells
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Why do transcription and translation take place in two different locations?
A) DNA is located in the nucleus, whereas the ribosomes needed for translation are not in the nucleus. B) DNA is located in the nucleus, whereas the ribosomes needed for translation are found outside the cell. C) DNA is located in the nucleus, whereas the ribosomes needed for transcription are found outside the cell. D) Translation takes place in the nucleus, whereas the DNA is located elsewhere.
The response of plants to touch is known as
A. phototropism. B. thigmotropism. C. gravitropism. D. photoperiodism.