Answer: Option A.
Polar ice cap in Antarctica.
Explanation:
Scientist drill ice cores from inside the polar ice cap in Antarctica to study variability of climate and differentiate that variability From global climate change. Each layer of the ice tells about weather and what the Earth was like when the first snow fell.
For example, Le grande says that as snow deposits into a growing glacier, the temperature of the air imprints on water molecules.
Icy layers hold particles,aerosols, sea salts, trace elements that were in the atmosphere before and they abide for thousands of years and provide evidence of past events.
Answer:
The basic unit of carbohydrate is glucose that is a rich source of energy . 1 molecule of glucose produces 34ATPs
Explanation:
The circulatory<span> and </span>respiratory systems<span> work together to circulate </span>blood<span> and oxygen throughout the body. Air moves in and out of the </span>lungs<span> through the trachea, bronchi, and bronchioles. </span>Blood<span> moves in and out of the </span>lungs<span> through the pulmonary arteries and veins that connect to the heart
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Answer:
4. None of the man's children will inherit the mutation
Explanation:
This is because the mutation is somatic. that is it only affect single skin tissues and not carried in the sex-cells,that is not germinal.
Only Germinal mutation that are carried in the sex-cells of either sperm or egg , and transmitted during fertilisation can be be inherited by the offspring.
However, had it mean it was no localized, but metastasis,( spread through the blood stream to the sex-cells,) then it can be inherited by the children. Besides the wife is also negative there is no chance of the kids inheriting the mutation
