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ExtremeBDS [4]
3 years ago
14

Do most living things require nitrogen to change food into energy?

Biology
1 answer:
enot [183]3 years ago
5 0
Yes its called photosynthesis, its how they make there own food. <span />
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A= pigment
emmainna [20.7K]

Here you have two characteristics to cross on Punnet square: Blood type and pigment.

They told you both parents are AB this means co-dominance of A and B, you draw the Punnett square (photo), and you'll see your offspring possibilities are 50% AB type, 25% A type, and 25% B type.

Now they told you both parents are homozygous for pigments this means Aa. When you draw the Punnett square (photo), you'll see your offspring possibilities are 50% Aa, 25% AA, and 25% aa.

75% pigmented and 25% albino.

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3 years ago
More homework question I need help on T~T
Ivenika [448]

Answer:

heres what i found

Explanation:

Arctic tundra are found on high-latitude landmasses, above the Arctic Circle—in Alaska, Canada, Russia, Greenland, Iceland, and Scandinavia, for example—or on far southern regions, like Antarctica. Alpine tundra are located at very high elevations atop mountains, where overnight temperatures fall below freezing.

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Which statement correctly identifies a difference in the structure of proteins and polysaccharides
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Sorry, I cannot see a statement to choose from.
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