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Natalka [10]
2 years ago
8

A crime scene investigator might study dna to find out...

Biology
1 answer:
Alja [10]2 years ago
4 0

Answer:

who did the crime

Explanation:

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Assess whether urban or rural areas are more likely to have high levels of smog.
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The urban areas are more likely to have smog than the rural areas.

Urban area can be referred to as the town or city with advances an developments. Since the urban areas have more population density, more electronic items, vehicles and also industries, that is the reason why they are more likely to produce the smog or any other form of pollution.

Smog is a type of air pollution formed dye to the combination of smoke and fog. The most common source of smog is the burning of coal. This can be either due to industries or the fuels of vehicles. Fog can be of two types: Photochemical smog and industrial smog.

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6 0
1 year ago
Why can't proteins and starch enter the cell?
SVETLANKA909090 [29]

Answer:

This is because the cell membrane is a partially permeable membrane, hence allowing the smaller molecules to enter it and larger molecules to be out. For example, protein is too large to enter the cell

Explanation:

6 0
3 years ago
How does the four subsystem of the Earth connectwitheach other?​
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The geosphere has four subsystems called the lithosphere, hydrosphere, cryosphere, and atmosphere. Because these subsystems interact with each other and the biosphere, they work together to influence the climate, trigger geological processes, and affect life all over the Earth.

3 0
3 years ago
Which of the following leaves the nucleus? (There may be only one answer or there may be
Nady [450]

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tRNA and mRNA can leave the nucleus.

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tRNA, when mature and correct, can leave the nucleus and enter the cytoplasm. mRNA can leave the nucleus through pores in the nuclear membrane. However, DNA cannot leave the nucleus, it has to be transcribed into RNA.

8 0
2 years ago
One coiled spring is shown in the diagram. A teacher modeled part of a DNA molecular using two of these coiled springs. Which pa
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The teacher was most likely using the Backbone.

4 0
3 years ago
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