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kow [346]
2 years ago
11

What prevents the simultaneous passage of sperm and urine through the male urethra?.

Biology
1 answer:
sp2606 [1]2 years ago
5 0

Answer:

internal urethral sphincter.

Explanation:

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Flow chart of components of blood​
11111nata11111 [884]

Explanation:

Plasma

White blood cells

Red blood cells

from top to base of test tube

8 0
2 years ago
The evolutionary theory that suggests that a species can suddenly and rapidly evolve into a new species is ?
Mekhanik [1.2K]

<span>Punctuated Equilibrium/ Equilibria proposes that once species appear in the fossil record, the population  will be in the state of little or absent morphologic change. This is called a state of stasis. The theory further proposes that the population is confined to infrequent and geographical rapid events when significant evolutionary change happens.  The parent species will the split into two distinct species. This process if called cladogenesis.</span>

6 0
3 years ago
Which of the choices below is the parent cell for all formed elements of blood?
Ostrovityanka [42]

Answer:

The hemocytoblast  (option B) are the parent cell for all formed elements of blood

Explanation:

All blood cells are originated from a common stem cell, which is called a pluripotent stem cell. It is capable of giving rise to any of the blood cells maintaining its existence through mitosis. By dividing pluripotent stem cells, new cells are originated, which become multipotent and differentiate into lymphoid (NK cell and the polymorphonuclear cell) or myeloid cells (megakaryocite); always respecting the original quantity.

7 0
3 years ago
When blood glucose levels are difficult to control in type 2 diabetes some form of insulin may be added to the treatment regimen
ohaa [14]

The answer is number 3 use this to help you : https://quizlet.com/118565169/nsg-6005-week-8-flash-cards/

8 0
3 years ago
In Avery's experiment, he used DNase, RNase or proteinase to treat the heat killed S strain to see what component in the debris
nevsk [136]

Answer:

S strain

Explanation:

The Avery experiment demonstrated DNA is the genetic material. It expanded upon the findings made by Griffith.

They used Pneumococcus; Smooth strain which was virulent and the Rough which was not.

Cultures of heat killed smooth strain were prepared after which it was treated with DNases ,RNases and Proteinases to remove DNA, RNA, and proteins respectively. It will then be introduced to living Rough strain.

When treated with RNases only the RNA will be destroyed and transformation will take place leading to colonies of S stains being formed.

Only when treated with DNase did the colonies S strain fail to be formed.

7 0
3 years ago
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