Acell that is relatively large, houses its dna in a membrane-bound structure, has chloroplasts, and contains protein fibers that hold all of the organelles in place is a(n)
a
bacterial cell
b
plant cell
c
animal cell
d
archaean cell

Give the biological term for: structures that display characteristics of living organisms only within living cells

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.