Why do you suppose that a chloroplast kept in darkness for some time prior to being fixed for electron microscopy does not contain starch?
What will be an ideal response?
Products of photosynthesis, carbohydrates are stored as starch. If plant was not exposed to light then it would not be producing energy.
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What is the role of DNA ligase in the elongation of the lagging strand during DNA replication?
A) It synthesizes RNA nucleotides to make a primer. B) It catalyzes the lengthening of telomeres. C) It joins Okazaki fragments together. D) It unwinds the parental double helix. E) It stabilizes the unwound parental DNA.
George Beadle and Edward Tatum discovered the key step in showing that genes produce ____________________ through the action of proteins
Fill in the blank(s) with correct word
In which trophic level is biological magnification most likely to have a deleterious impact?
1.primary producer 2.primary consumer 3.secondary consumer 4.tertiary consumer
Platelets function to engulf foreign cells by phagocytosis
Indicate whether the statement is true or false