Which of the following signals indicates shade to a plant?
A) light quantity
B) blue light
C) far-red light
D) red light
Answer: C
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Asexual reproduction is common in the filamentous ascomycetes and is associated with the production of ________.
A. ascospores B. conidia C. zoospores D. basidia
Which of the following cells are NOT part of the retina?
a. amacrine cells b. horizontal cells c. bipolar cells d. vertical cells e. ganglion cells
In general, the main goal of cloning is to include as many different genes as possible in a single cloning vector
Indicate whether the statement is true or false
Two species of squirrels live on either side of the Grand Canyon. It is believed that a long time ago, before being separated by the canyon, they were the same species. This is an example of
A) mechanical isolation. B) temporal isolation. C) hybrid inviability. D) behavioral isolation. E) allopatric speciation.