Bacterial cell membranes do not have cholesterol. The principal function of the cell membrane is to regulate the substances that enter the cell and the substances that move out of the cell. Cholesterol is a fat like substance that is found in all human cells; it is an important constituent of the cell membrane and it enhances the fluidity of the cell. Bacterial have plasma membrane but the membrane do not contain cholesterol.
Answer:
Before they replicate the two DNA strands need to separate from each other.
Explanation:
Answer:
true
Explanation:
The value of gene frequency always exists between 0 and 1.
For example, if all of the alleles in the pea plant population were tall alleles (represented as “T”) and none of the alleles were dwarf alleles (represented as “t”), then the “T” allele frequency would be 100% or 1, and “t” allele frequency would be 0% or 0.
encyclopedia of animal cognition and behavior
