Gemmae function for
a. sexual reproduction.
b. water retention.
c. anchorage of a liverwort thallus to the substrate.
d. asexual reproduction.
b
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Where do kinetochores attach to chromosomes?
A. Telomeres B. Specific genes on the chromosome C. Centromeres D. They don't attach to DNA
The megaspore eventually becomes a _______-celled embryo sac after many cytoplasmic divisions
a. 3 b. 4 c. 7 d. 8 e. 16
Four of the five choices listed below contain genetic
material. Select the exception. a. bacteriophage b. bacteria c. prion d. viroid e. virus
From the time of the industrial revolution until about 50 years ago, the human population growth rate most closely resembles:
A) linear growth. B) fluctuating increases and decreases, with overall slow growth. C) exponential growth. D) variable, unpredictable growth.