Does ADP contain the capacity to provide energy for the cell?
A. Yes. ADP has the same capacity to provide energy for the cell as ATP.
B. Yes. Cleaving the bond between the terminal phosphate and the phosphate attached to the ribose sugar can provide energy for the cell.
C. Yes. Cleaving the bond between the ribose sugar and the two phosphate groups can provide energy for the cell.
D. No. ADP does not contain any bonds that can be broken to provide energy for the cell.
Answer: B
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Which of the following is not a feature of a seed?
A. Environmental signals such as light or temperature can trigger germination. B. It contains a protective coat formed from the outer layers of ovule cells. C. It is a complex structure that allows the embryo to be dispersed to distant sites. D. The embryo is surrounded by nutritive tissue or has cotyledons that contain nutritive tissue. E. It contains a large percentage of water to support the embryo.
_____ and _______ organisms have been on planet for about 3-5 billion years
Fill in the blank(s) with the appropriate word(s).
Once the lac repressor binds to the lac operator site, RNA polymerase is prevented from transcribing the
A. regulatory gene. B. galactosidase and regulatory genes. C. galactoside transacetylase gene. D. galactosidase and galactoside transacetylase genes. E. galactosidase gene.