Sex chromosomes are
a. completely different between the two sexes.
b. partially homologous but also have unique regions.
c. found only in males.
d. unable to line up properly at the metaphase plate.
e. completely homologous but always have different alleles.
B
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How does ATP release energy that can be used by living cells?
A. By adding more phosphate groups to itself B. By being exposed to body heat C. By breaking a bond within an ATP molecule D. By being exposed to sunlight
How does the ability of ATP to transfer a phosphate group make it pivotal in the overall energy metabolism of a cell? What will be an ideal response?
Space for storing food, water, enzymes, or waste= ______________.
Fill in the blank(s) with the appropriate word(s).
You have identified an enzyme that appears to be involved in the addition of palmityl group (a fatty acid) to certain proteins. Knowing that palmitoylated proteins are usually targeted for delivery to the plasma membrane, in which organelles might this enzyme be expressed?
A. golgi apparatus and nucleus B. endoplasmic reticulum and nucleus C. endoplasmic reticulum and ribosomes D. golgi apparatus and endoplasmic reticulum