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LenKa [72]
3 years ago
10

Metamorphic rocks is changed into igneous rock by

Biology
2 answers:
elena-14-01-66 [18.8K]3 years ago
6 0
Metamorphic rocks is changed into igneous rock by pressure
drek231 [11]3 years ago
5 0

Answer:

If the newly formed metamorphic rock continues to heat, it can eventually melt and become molten (magma). When the molten rock cools it forms an igneous rock. Metamorphic rocks can form from either sedimentary or igneous rocks.

Explanation:

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Which of the following instruments produces highly magnified images of a cell’s internal structure but cannot be used to examine
Llana [10]

Answer:

Transmission electron Microscope

Explanation:

It produces thin slices of photography and extremely tiny things. The disadvantages are that its expensive, and you cannot test living things with it, its also massive

8 0
3 years ago
After gram staining your unknown bacteria, you look through the microscope and observe that your bacteria is circular shaped and
Maslowich
<span>Staphylococcus = "staphylo" meaning clusters and "cocci" meaning circular</span>
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Which of the following mutations could lead to constitutive expression of the genes of the lac operon? View Available Hint(s) Wh
Molodets [167]

Options for part A are as follows:

A) A mutation in the operator sequence

B) A mutation in the lac-Z gene

C) A mutation in the lac-Y gene

D) A super repressor mutation

Answer:

The correct answer:

Part a - A mutation in the operator sequence

Part b - It ensures that a cell dedicates resources to the production of enzymes involved in lactose metabolism only when lactose is available in the environment

Part C. true.

Explanation:

part a:

If there is a mutation in the operator sequence leads to prevent binding of the repressor which leads to allowing constitutive expression of the genes various conditions.

part b:

The biological role of the lac operon makes sure that the cell dedicates resources to the production of enzymes involved in lactose metabolism only when lactose is available in the environment

Part c:

RNA polymerase cannot transcribe the structural genes due to the repressor binds to the lac operator, therefore, the proper function of the lac operon is possible when the placement of the operator sequence between the promotor and the structural genes.

4 0
3 years ago
What is an allele that can have a harmful effect?
dolphi86 [110]

Answer:

option A is correct i hope you like it

5 0
1 year ago
Which codon begins protein synthesis?
mr_godi [17]

Answer:

AUG

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Explanation:

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