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masha68 [24]
3 years ago
11

List at least three health problems associated with a deficiency of vitamin D.

Biology
1 answer:
ad-work [718]3 years ago
3 0

Answer:

hjknm

Explanation:

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On what day did the paramecium caudatum population reach the varying capacity of the environment when it was grown alone ? How d
Ostrovityanka [42]

Answer: On day 8 the Caudatum reached it's maximum capacity of 28.

Explanation:

It has been proved that on day 8 to day 16 Caudatum has not increased its numbers .

5 0
3 years ago
What results when a single bacterium reproduces?
tiny-mole [99]

Answer:

<h2>b. Two genetically identical daughter cells.</h2>

Explanation:

Bacterial reproduction:

Mainly,bacteria reproduce by binary fission. In this process the bacterium, which is a single cell, divides into two  genetically identical daughter cells. Binary fission begins when the DNA of the bacterium first replicate and becomes double ,then the rest cell organelles also duplicate in the bacterium cell, finally the bacteria divides into two genetically identical daughter cells. Both cell are similar in size, shape and genetic composition.

8 0
3 years ago
Sometimes a new experimental result may seem to go against a well-established scientific theory. Which statement BEST describes
attashe74 [19]

C.) New results should be verified by more experiments before it is accepted

3 0
3 years ago
List several mutagens that can increase the frequency of mutations​
Ipatiy [6.2K]

Answer:

Mutagens can be described as substances which cause mutation. Mutations can be described as any changes in the DNA of an organism.

Mutations can be introduced by chemicals or naturally.

Mutagens which can cause mutations are:

  • X-rays
  • Ultraviolet radiation
  • Chemical mutagens such as Alkylating agents such as ethylnitrosourea.
  • Certain Alkaloid
  • Bromine

5 0
3 years ago
Which of the following is a characteristic of the plasma membrane?
Zina [86]

Answer:

D. It allows some molecules to pass through but prevents others from doing so.

Explanation:

Plasma membrane or cell membrane is a selective permeable membrane which allows light molecules to pass and prevents heavy molecules.

Hope this helps ;)❤❤❤

3 0
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