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Damm [24]
3 years ago
5

List the qualities of the atmosphere that make it safe and comfortable for people to live on this planet (use at least 5 sentenc

es).
Biology
1 answer:
lilavasa [31]3 years ago
8 0
Chlorofluorocarbons (CFCs) chemicals contain carbon, chlorine and fluorine and is t so expensive at the same time it’s not flammable, the reason why it is mainly used in business such as refrigerators and plastics. However, these chemicals destroys our stratosphere, the second layer of the Earth’s atmosphere and protects us by blocking the ultraviolet radiation (UV Light). This type of radiation can seep through organisms skins and can leave destructive effects on DNA molecules which will also cause skin cancer. Chlorofluorocarbons (CFCs) chemicals contain carbon, chlorine and fluorine and is t so expensive at the same time it’s not flammable, the reason why it is mainly used in business such as refrigerators and plastics. However, these chemicals destroys our stratosphere, the second layer of the Earth’s atmosphere and protects us by blocking the ultraviolet radiation (UV Light). This type of radiation can seep through organisms skins and can leave destructive effects on DNA molecules which will also cause skin cancer. <span> </span>
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Based on what we have learned so far about the cardiovascular and respiratory systems, blood pH should be lower in the ___ compa
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Based on what we have learned so far about the cardiovascular and respiratory systems, blood pH should be lower in the <u>systemic veins and pulmonary arteries</u> compared to the <u>pulmonary veins and systemic arteries</u>.

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2 years ago
Barbara's teacher wants her to design an oven that can be powered by a renewable resource. Which of the following energy sources
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4 years ago
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At 21 days into development, the cells are the shape of a flat disk but will fold into a ____.
sveticcg [70]

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3 years ago
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4 years ago
When a male pig from a line of true-breeding (homozygous) black, solid-hooved pigs was crossed to a female from
natita [175]

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When a male pig from a line of true-breeding (homozygous) black, solid-hooved pigs was crossed to a female from a breed (homozygous) of red, cloven-hooved pigs, their several progeny all looked alike with regard to color and hooves. These progeny were all mated to members of the same breed as their red, cloven-hooved mother pig. The offspring from this final cross were: 11 black, cloven-hooved; 8 black, solid-hooved; 14 red, cloven-hooved; and 10 red, solid-hooved. For each of these two genes (coat color and hoof type) determine which allele is the dominant one. Explain your reasoning. What were the phenotypes of the progeny produced by the first mating in this problem.

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