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2 years ago

Is sickle cell gene mutation positive, negative, or neutral?

1 answer:

3 0

<em>The majority of mutations have neither negative nor positive effects on the organism in which they occur. These mutations are called neutral mutations. Examples include silent point mutations. They are neutral because they do not change the amino acids in the proteins they encode.</em>

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{100 POINTS!}

Zinaida [17]

Answer:

B. Bacteria that carry out decomposition

Explanation:

This is your answer because these don't produce anything. These are things that don't produce their own food, but they eat something else. One example on land can be Mushrooms.

So hence, your answer is only B. Bacteria that carry out decompositon

Thanks!

Mark me brainliest!

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2 years ago

Why is having a large surface area<br> important for a cell?

grandymaker [24]

Answer:

One beneficial result of a cell having a larger surface area is its ability to cover more area increasing the likely hood of nutrients coming in contact with the cell membrane. Which in turn will increase the rate at which nutrients diffuse through the cell membrane.

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3 years ago

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Vladimir79 [104]

Answer:

Clean air and water are limited resources. ... The conservation of natural lands and of working farms and forests can generate financial returns, both to ... In addition to health and food benefits, conserving land increases property values near ... and the creation of trails and parks are often viewed in terms of their costs.

Explanation:

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3 years ago

Look at all of the ways that you have added carbon to the environment, list some actions that you can take to reduce your carbon

eimsori [14]

Answer:

- Use bikes and non motor engines to get short distances BIKES is a good option.

- Support electricaly charged vehicles

- Turn off your car when you are not driving

- Walk to school if you can

- Make sure to recycle paper

- reuse old notebooks that are not finished for the next year

- Get outdoors and spread your carbon dioxide

- try playing ball games and not video games so much becasue it means you use electricity that is generated by fossil

- Turn off lights before bed

- dont keep the TV on all the time.

Explanation:

Hope that helps :)

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3 years ago

What is one of the four main points of darwins theory of evolution by natural selection

Iteru [2.4K]

Answer:

In many senses, Darwin's theories created a societal transformation. Darwin's theory consisted of two main points; 1) diverse groups of animals evolve from one or a few common ancestors; 2) the mechanism by which this evolution takes place is natural selection.

Explanation:

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3 years ago

Is sickle cell gene mutation positive, negative, or neutral?

Is sickle cell gene mutation positive, negative, or neutral?