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love history [14]
2 years ago
11

1. Explain the roles of environment and genetics in causing cancer. GUYS PLS HELP ME.ILL GIVE U BRAINLIEST JUST PLS HELP​

Biology
1 answer:
klasskru [66]2 years ago
4 0

Answer:

Cancer is caused by changes to certain genes that alter the way our cells function. Some of these genetic changes occur naturally when DNA is replicated during the process of cell division. But others are the result of environmental exposures that damage DNA.

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Answer and explain plz:)
Gekata [30.6K]

Hey There!!

The answer to this is: C) a factor that may affect an experiment or investigation. This is the best answer. A and B can be eliminated. D describes a controlled variable which is more specific than a scientific variable, thus C is the best answer. It is the best description of just a scientific variable. And, The second one is B: Robert Hooke was a famous scientist who experimented with springs (metal coils). He found that the farther you stretched the spring, the larger the force with which the spring pulled back on you.

Hope It Helped!~ ♡

ItsNobody~ ☆

4 0
3 years ago
HELP ASAP
Gnom [1K]

Answer:

less than 1%

Explanation:

The approximate percentage of the geologic time that humans have existed on the Earth since its origin is less than 1%.

The earth is about 4.6 billion years and much of its history has been without the present of human activities.

  • Hominis were the first human to appear on the surface of the earth.
  • This was in the Miocene epoch which was about 6 million years ago.
  • Compared to the age of the earth, this time lapse is very small and not up to 1%.
  • Life first appeared on earth about 3.5billion years.
  • Since then evolution has taken its due course to give what we have today.
6 0
3 years ago
After three years of heavy rain, a field of soybeans shows a decreased yield. They have weaker root systems compared to plants i
Troyanec [42]

Answer:

It can be hypothesized that fungal pathogen is responsible for decreased yield.

Explanation:

As the extensive heavy rain changed the climate of that area the soybean plant was effected by pathogenic fungus grown in the field. As we know that fungi makes spores that can withstand harsh environment. Humid and moist environment is favorable for fungi growth. So when spores find a suitable environment they grow rapidly. In the given example, the fungi was pathogenic that produced toxic compounds and effected the growth of soybean plant by damaging its root system and water supply to plant.

5 0
3 years ago
What is the difference between water mollusks and land mollusks
sleet_krkn [62]

Answer:

Well water mollusks live underwater and land mollusks live on land

Explanation:

6 0
2 years ago
A fragment of strand of nucleic acids isolated from a Silk moth species containes the base sequence CAGACT. Those strands must b
Anvisha [2.4K]

A Fragment of strand of nucleic acids isolated from silk moth species containes the base sequence CAGACT. these strands form DNA.

7 0
3 years ago
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