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Mars2501 [29]
1 year ago
5

A normal bacterial cell carries on the chemical reaction A----------->B. A certain mutant bacterial cell cannot produce subst

ance B. The mutation was most likely the result of a change in the..
1. Ribosome on which enzyme X is made

2. Ability of the DNA to replicate

3. Amino acid sequence of RNA


4. Gene that codes for enzyme X
Biology
2 answers:
vampirchik [111]1 year ago
8 0
The answer is 4 have a good day
GenaCL600 [577]1 year ago
5 0

Answer:

The correct answer is option 4. Gene that codes for enzyme X

Explanation:

Hello!

Let's solve this!

Mutations are a change in the DNA sequence.

We will analyze each of the options:

1. Ribosome on which enzyme X is made: the ribosome cannot suffer mutations.

2. Ability of the DNA to replicate: DNA can suffer mutations, but will not affect the production of substances.

3. Amino acid sequence of RNA: RNA does not suffer mutations

4. Gene that codes for enzyme X: This option is correct because when the gene undergoes a mutation, the enzyme that is encoded by that gene will be affected.

After the analysis we conclude that the correct answer is option 4. Gene that codes for enzyme X

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Answer:

uniformitarianism, Fossil groups, 48 million years ago.

Explanation:

  • Uniformitarianism is the doctrine of uniformity that assumes that same environmental laws and process operate till date that has also occurred on the past but not with the same uniformity. Unlike the atmospheric that is short-lived and sudden changes over the period of time.
  • William Smith was a geologist who has noticed a certain type of fossil in a certain layer of sedimentary and igneous rock. A similar layer of strata could be found in the areas that were further apart.
  • The Permian period was from 229 to 251 million years and was the last period of the paleozoic era and is recorded for the last major extinction in the history of life in earth and it lasted for 48 million years.
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2 years ago
During process 1→3→6, the temperature of the gas __________. during process , the temperature of the gas __________. decreases a
kogti [31]
<span>During process 1→3→6, the temperature of the gas decreases slowly during process , the temperature of the gas rapidly decreases and then increases increases and then decreases remains constant. Hence, in the first step, the temperature of gas decreases slowly, then decreases rapidly, then it increases and finally the decreases becomes constant.</span>
8 0
1 year ago
The diagram below represents levels of organization in living things. Which term would best represent X?
Nutka1998 [239]

The correct answer is C. Tissue

Explanation:

In the diagram, x is between organ and cell level. This implies this level of organization is smaller than an organ but no as small as one cell. In this context, the most suitable term to add to this level is a tissue because these are structures composed of specialized cells, which shows this level encloses cells. Also, a group of tissues forms an organ; this implies the organ is the level that follows the tissue. Examples of this include muscle tissue composed of muscle cells and that is part of organs including the heart.

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1 year ago
A terrestrial animal species is discovered with the following larval characteristics: exoskeleton, system of tubes for gas excha
solong [7]

Answer:

<u>Option -</u> An open circulatory system inside the adults.

Explanation:

  • A terrestrial animal species is discovered with the following larval characteristics: exoskeleton, system of tubes for gas exchange, and modified segmentation. A knowledgeable zoologist should predict that the adults of this species would also feature <u>an open circulatory system</u>.
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6 0
2 years ago
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As an infant, Maya had to have part of her brain removed due to a life-threatening medical problem. Eighteen years later she gra
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Answer:

D

Explanation:

Brain can create new connection between neurons.

6 0
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