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Bas_tet [7]
3 years ago
12

What cell lacks a nuclear

Biology
1 answer:
Aneli [31]3 years ago
3 0
All eukaryote cells lack a nucleus
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C.) Intact dilation and extraction
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Assume that some members of an aquatic species of motile, photosynthetic protists evolve to become parasitic to fish. They gain
MaRussiya [10]

Answer:

The correct answer is C: l<em>oss of chloroplasts.</em>

Explanation:

The parasite would lose chloroplasts. As they absorb nutrients from the fish digest food in the gut of the animal, parasites do not need to photosynthesize any more. There are some parasites in the fishes digestive tract that conserve their motile capacity by keeping their flagellum or cilium. Some species get their membranes thicker for protection in their interaction with the host, and they can also secrete a special capsule.  In general, these organisms reproduce asexually.

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3 years ago
Who first identified nucleic acids, and where were they discovered? Friedrich Meischer discovered nucleic acids in blood cells.
AnnyKZ [126]

Answer:

Friedrich Miescher discovered nucleic acids in blood cells.

Nuclein was discovered by Friedrich Miescher in 1869

Explanation

In the somewhat early 1880s Albert Kossel further purified the substance and discovered its highly acidic properties. Then he later discovered the nucleobases. In 1889 Richard Altman creates the term nucleic acid. Friedrich Miescher was the first scientist to ever isolate nucleic acid.

7 0
3 years ago
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With the following crosses of pea plants, give the flower color of offspring and the ratio expected (red is dominant).. . A cros
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If the producer level of the energy pyramid start with 5000 calories how many calories will transfer to the secondary consumers
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Explanation:

Only 10% of calories will be transfered to the next higher level.

5000 * 0.1 = 500.

500 calories will transfer to the secondary consumers.

8 0
2 years ago
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