The area where the optic nerve leaves the retina and where photoreceptors are absent is called the ________
A) blind spot B) fovea C) cornea D) optic area
Answer: A
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Where does the Calvin cycle occur?
A. chloroplast inner membrane B. thylakoid membrane C. thylakoid lumen D. chloroplast stroma E. chloroplast outer membrane
If an organism has the same life strategy as a maple tree, the synaptonemal complex will be observed
a. only in alternating generations. b. in each generation. c. only in a unicellular haploid phase. d. only in a multicellular haploid phase. e. only in gametophyte.
An extended period of torpor entered by an animal during the winter when the environment is too cold
and food is too scarce is called
a. estivation. b. hyperthermia. c. thermal acclimatization. d. hypothermia. e. hibernation.
Which of the following applies to organisms, particularly plants and fungi, that have distinct haploid and diploid phases of their life cycles?
A) polyploidy B) aneuploidy C) alternation of generations D) asexual propagation E) regeneration