Which chromosomal pair is associated with Down's syndrome?
a. 34
b. 16
c. 8
d. 2
e. 21
e
Biology & Microbiology
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One reason food is refrigerated to control microbial growth is because irreversible cell damage is more likely to occur at low rather than high temperatures
Indicate whether the statement is true or false.
Biology & Microbiology
In honeybees, queen bees are haploid organisms while male drones are diploid
a. True b. False
Biology & Microbiology
What charge will the hydrogen have in a water molecule?
a. Strongly negative b. Slightly negative c. Neutral d. Slightly positive e. Strongly positive
Biology & Microbiology
A population reaches a stable-age distribution when the
A) population stops growing. B) birthrate is less than the death rate. C) net reproductive rate (R0 ) is zero. D) proportion of individuals in each age group remains the same.
Biology & Microbiology