Which of the following is the most important in order for organisms to facilitate social behavior?
a. There must be a large population.
b. All present must be of the same species.
c. All present must have the same genetic imprinting.
d. There must be a mechanism for communication.
e. No outsiders can be allowed to enter the group.
D
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Imagine that a cell can be treated with a drug that prevents proteins from undergoing large conformational changes. Which transport proteins would be unaffected by this drug treatment?
A. Na+/K+ ATPase B. H+/sucrose symporter C. Fructose uniporter D. Aquaporin E. All transport proteins would be affected
Why is a promoter important to transcription?
What will be an ideal response?
Choose the activity in column 2 that best matches each enzyme in column 1
A) synthesizes RNA primers for DNA synthesis B) covalently links breaks in the sugar-phosphate backbone C) nicks DNA ahead of replication fork to relax supercoiling in the DNA D) elongates DNA strand E) unwinds double-stranded DNA F) primer removal and replacement 1) helicase 2) gyrase 3) primase 4) DNA polymerase III 5) DNA polymerase I 6) ligase
What property of water, in which water molecules stick to each other, is responsible for the ability of plants to get water from their roots up to their leaves?
What will be an ideal response?