ENVIRONMENTAL PROBLEM list down the common environmental problem in the community.

CAUSES (MAN-MADE)
(What are the “man-made” reasons why we have this environmental problem?)

EFFECTS ON THE COMMUNITY
(What will be the effects of these problems on the community?)

EFFECTS ON PEOPLE’S HEALTH
(What will be the effects on people’s Health?)

I need help:)

What are genotypes? what are phenotypes?

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.

The cluster of developing cells from conception until birth is called an