Answer:
Most of our electricity comes from coal, nuclear, and other non-renewable power plants. Producing energy from these resources takes a severe toll on our environment, polluting our air, land, and water. Renewable energy sources can be used to produce electricity with fewer environmental impacts.
Explanation:
Answer:
the lowest the layer, the older the rock
Explanation:
If the rock is at the top, it is the youngest and if it is at the bottom, it is the oldest. This is what i remember from 6th grade, hope this kind of helps.
So: both parents' genotypes (concerning baldness gene) are the same: Bb. Possible genotypes of an offspring: BB, Bb, Bb, bb . bb means non-bald girl or boy. Bb means bald boy or non-bald girl. BB means bald boy or girl. there is 25% chance of conceiving a child with a genotype BB. But there is also 50% chance of conceiving a girl. So the answer is: 25% x 50% = 12,5%
Bacteria cells, I believe so.