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lapo4ka [179]
2 years ago
12

A scientist plans to find out if dams harm a river ecosystem. He interviews 500 enviormentalists and 450 of them believe dams ar

e harmful to the ecosystem. The scientists concludethat 90 percent of people believe that dams are harmful. Why is the scientist's comclusion most likely unrealible.
Biology
1 answer:
Triss [41]2 years ago
3 0

The answer is: the source of information could be biased

The scientist is interviewing environmentalists and then generalized their opinion as "people". An environmentalist is a person that cares about the environment, so they will more likely to deny the option that harms the environment. If the dam harmful to the environment, most environmentalists will not approve it.



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what condition is a major contributor to disability and placement in nursing homes for those over age 75 and is often accompanie
Rina8888 [55]

Answer:

Dementia

Explanation:

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Research shows that low levels of vitamin D can be linked to increased risk of developing dementia, and as such, supplements such as B-complex vitamin, vitamin C, and vitamin D is usually recommended for the prevention of dementia, especially when they are deficient in the diets taken.

7 0
3 years ago
What conditions allow for the exponential growth of a population?​
Alex

Answer:

Exponential growth may occur in environments where there are few individuals and plentiful resources, but when the number of individuals becomes large enough, resources will be depleted, slowing the growth rate.

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Eventually, the growth rate will plateau or level off.

4 0
3 years ago
PLEASE HELP ME THIS IS DUE BY 11:59 PM
kifflom [539]

Answer: boom

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7 0
1 year ago
A mutation occurs in a sex cells of a full-grown zebra the mutation to fix the genes responsible For producing blood proteins wh
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The zebra's descendence (offsprings) will not be able to produce blood <span>proteins (hypoproteinemia)

It touches the offspring and not the zebra itself because only the sex cells which gives spermatozoids or ovules) are touched.
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8 0
3 years ago
You have discovered a cell type in humans that has an unknown function. The cells are found in the epithelium of the lungs. It a
schepotkina [342]

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The correct option is a) "decrease the amount of GTP to inhibit microtubule elongation and block secretion"

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Hope that answers the question, have a great day!

4 0
3 years ago
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