The answer is septic systems, agricultural chemicals, <span>leaking of landfills.
</span>
<span>Groundwater is a water under the surface of the
Earth. It is widely used as a source of freshwater. Thanks to
its underground position, it is not as much vulnerable to pollution such as surface
water. However, some leaking of landfills, septic systems and agricultural
chemicals that can reach it deep down under the surface can cause groundwater
pollution.</span>
Answer:
The genotype of the Dad must be X^AY because that's the only possible genotype for a normal male.
The genotype of the mom must be X^AX^a because that's the only way to have a colorblind son while being a normal mom. The colorblind son gets a Y from his dad and X^a from his mom.
The genotype ratio among the children must be 25% heterozygous dominant, 50% homozygous dominant, and 25% heterozygous recessive.
The phenotype ratio among the children must be 75% normal and 25% colorblind.
Answer:
Cells are the basic building blocks of all living things.
Explanation:
The human body is composed of trillions of cells. They provide structure for the body, take in nutrients from food, convert those nutrients into energy, and carry out specialized function
Hello There! ^_^
Your question: What gas found in cigarette smoke and automobile exhaust, blocks the transport of oxygen by hemoglobin in the blood..?
Your answer: Carbon Monoxide is the gas that is found in cigarette smoke and automobile exhaust, blocks the transport of oxygen by hemoglobin in the blood.
Hope this helps! :D