What keeps a cell's contents away from its environment?

Muscle cells in the mammalian heart are multinucleate, meaning that multiple nuclei are present in the cytoplasm of a large cell. Predict what is different about the cell cycle in a muscle cell. a. The G1and G2 phases are extended. b.

Raccoons and red pandas have more similar DNA sequences than red pandas and giant pandas do. What does that tell scientists? A. Red pandas and giant pandas share a more recent common ancestor than red pandas and raccoons. B.

After a cell has divided, the two new cells each contain an identical set of

What happens to the natural gases collected from a sanitary landfill? A. they can speed up the decomposition process B. they can be used to leach contaminants from solid waste C. they can be burned in power plants to generate electricity D.

Which laser listed below will allow you to detect all three insects listed below?

If the allele frequency of the HbS allele is 0.3 in a population, what is the frequency of the HbA allele (assuming this is a two-allele system) ?

How do the nucleotides in dna pair?

Which of the following describes how the septum in the heart affects blood flow? a.) It pumps blood out of the heart to the rest of the cardiovascular system when heart muscles contract. b.

Ethanol is a fuel that can be made from corn. One of the benefits of using a biomass fuel like ethanol is A. It can only be used to power certain types of machines. B. It is a nonrenewable resource. C. It is a renewable resource. D.

Which is a goal for the human genome project