vesicles
What will be an ideal response?
membrane bond sacs store substances
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The decline of MPF activity at the end of mitosis is due to _____
A) the destruction of the protein kinase Cdk B) decreased synthesis of Cdk C) the degradation of cyclin D) the accumulation of cyclin E) synthesis of DNA
Sheaths of the bacterium Sphaerotilus are tubelike structures that are in intimate contact with the chain of cells that they enclose.
Answer the following statement true (T) or false (F)
Although carbon dioxide contains carbon, it is not considered an "organic" compound because ____
a. it is not found in the earth's crust b. it is not present in living cells c. the carbon atom is not bonded to at least one hydrogen atom d. the carbons are not in chains or rings e. it is too small
How many chromosomes does a human germ cell contain during metaphase I and telophase II, respectively?
A. There are 23 chromosomes during metaphase I and 46 chromosomes during telophase II B. There are 46 chromosomes during metaphase I and 46 chromosomes during telophase II C. There are 23 chromosomes during metaphase I and 23 chromosomes during telophase II D. There are 46 chromosomes during metaphase I and 23 chromosomes during telophase II