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Semenov [28]
3 years ago
5

_____________organisms tolerate only limited variation in environmental osmotic concentration. A) euryhaline B) stenohaline C) o

smoregulator D) osmoconformer
Biology
1 answer:
Yuki888 [10]3 years ago
3 0

The corect answer is B

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Arada [10]

Answer:

D it has a nucleus

Explanation:

It has a nucleus because it is an eukaryotic organism.

3 0
2 years ago
A student plans on interviewing 15 principals in neighboring high schools. The student plans to collect data about the personal
Sonja [21]

The question is correct but the option is incorrect. The correct option is as follows:

a) Expedited Review b) Not Human Subjects c) Convened Review d) Exempt Review e) Full board review.

Answer:

Full board review.

Explanation:

IRB ( Institutional Review Board) is mainly responsible for the protection and maintains the ethics that are involved in the research related to humans and other animals.

The full board review requires  more time that n the other type of review. This review is mainly done in the cases where the participants can get misleading information. This review includes the research that are based on to involve the judgement and involves less risk. The information given in the question explain the full board type review.

Thus, the correct answer is full board review.

8 0
3 years ago
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Angiosperms do not need water for fertilization. Why? (3 points) Group of answer choices Flagellated sperm travel to the ovary i
astraxan [27]

Answer:

A pollen tube grows from the pollen grain into the ovary

Explanation:

Water is needed for fertilization in several plant groups because the sperm needs to swim to meet the non-motile eggs of the female organs.

<em>However in angiosperms, the pollen germinates and a structure known as pollen tube which contains the male gametophyte (sperm) grows into the ovary where the ovule is located and the male gametophyte is deposited in the ovule to initiate the fertilization process.</em>

<em>Hence, water is really not necessary for fertilization in the angiosperms.</em>

5 0
2 years ago
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Biodiversity decreases the stability of an ecosystem and decreases the
Effectus [21]

Answer: false

because Biodiversity is the biological variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic, species, and ecosystem level. Terrestrial biodiversity is usually greater near the equator, which is the result of the warm climate and high primary productivity.

7 0
3 years ago
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HELP ASAP PLEASE!!!
Shalnov [3]
1. to repair damaged cells
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