In the fall, the leaves of some trees change color. This happens because chlorophyll breaks down and the accessory pigments become visible. What hormone is responsible for this?
A) phototropin
B) abscisic acid
C) cytokinin
D) ethylene
D
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The process that uses short, synthetic, double-stranded RNAs to intentionally bind mRNAs thereby diminishing gene expression is called ________.
A) CRISPR technology B) recombination C) molecular pharming D) antisense technology E) bioremediation
What theory connects the ideas of microevolution, macroevolution, natural selection, and genetics as they relate to the evolution of species?
a. the theory of evolution b. the theory of decent with modification c. genetic drift d. modern synthesis
This organism would belong to which group of animals?
1.sponges
2.jellyfishes
3.echinoderms
4.chordates
The human body may stop responding to a stimulus even though the original stimulus is still present; this is a process referred to as receptor adaptation.
Answer the following statement(s) true (T) or false (F)