What was the experimental variable that Avery used when he repeated Griffith's work?

Answers

Answer 1

Answer:

Answer:

the type of molecule-destroying enzyme he used

Explanation:

Frederick Griffith and Oswald Avery were scientific researchers who discovered DNA. Frederick Griffith began the research and Oswald Avery continued his research in 1944 when they made the discovery of DNA. When Avery repeated Griffith's research the experimental variable in Avery's experiment was the type of molecule-destroying enzyme he used.

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The chemical that promotes phototropism is _____.

Answers

During phototropism, the plant hormone auxin controls cell elongation.

Auxin Gibberellin Cytokinin Adscisic-Acid

If a parent with blood type B (BB) has a child with blood type O, what is the genotype of the other parent?

Answers

Answer:

Blood type A (genotype AO) or blood type O (genotype OO).

Explanation:

Okay, so if one of the parent's has blood type B (genotype BB) and the child has blood type O, it means that the B allele is not present in the child's genotype. Which would mean that the other parent would likely have either Blood Type A or Blood type O.

What do you think cells use as their “design plans” for proteins?

Answers

the "design plans" for proteins would be DNA

The earth's four main spheres continuously interact to support life and balance Earth's materials. When plants absorb carbon dioxide for photosynthesis, it is an example of _____ and _____ sphere interaction.

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Biosphere and Atmosphere

Nick observes thickening and discoloration of the nail of the index finger. Nick is most likely suffering from a/an infection.

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Answer:

Nick observes thickening and discoloration of the nail of the index finger. Nick is most likely suffering from an onychomycosis infection.

Explanation:

Onychomycosis is a chronic and progressive infection of the nails caused by fungi. In most cases it is produced by dermatophytes, and less frequently by yeasts and molds. It is the most frequent nail disease.

Onychomycosis can affect the appearance, thickness and color abnormally, both in the nails of the hands and the feet, although the nail of the big toe is the most frequently affected.

Nick observes thickening and discoloration of the nail of the index finger. Nick is most likely suffering from a/an infection.

Onychomycosis (or nail mycosis)
a fungus

Which statement about lightning is true?a. It is one of the most dangerous parts of a thunderstorm.
b. It is an electric discharge between two similarly charged surfaces.
c. It is caused by the rapid expansion of air along an electrical strike.
d. It always begins in a cloud and strikes the Earth.

Answers

The best statement that describes lightning is A. It is one of the most dangerous parts of a thunderstorm. Lightning, although often thought to always strike the Earth, can actually occur in the same cloud (intracloud) and between clouds (cloud to cloud). It is caused by the electrostatic discharge between charged particles in the atmosphere.

Answer:

the answer is A. it is one of the most dangerous parts of a thunderstorm.

Explanation:

i just took test/quiz

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In a certain plant, yellow leaves are dominant (Y) and red leaves are recessive (y). A plant with genotype Yy and a plant with Yy are crossed. If they have four offspring, how many would you predict would have red leaves?

State 2 differences between sexual reproduction and asexual reproduction

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