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elixir [45]
2 years ago
14

What are immortal cell lines and why are they important for cell research?

Biology
2 answers:
irga5000 [103]2 years ago
8 0

Answer:

scientists compare unknown cells to known cells. That way they can find out the species of the immortal cell and then find out what they're dealing with.

Explanation:

MAXImum [283]2 years ago
6 0

Explanation:

hope it helps

plss mark me as brainliest

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What is the primary goal of antidysrhythmic drug therapy for a client who has been successfully cardioverted?
pochemuha
Maintenance of normal sinus rhythm

antidysrhytmic drugs are used to treat abnormal rhythm of the heart. Abnormal rhythm is usually due to the irregular electrical stimulation of the electrical activity of the heart. This can work by correcting the cardiac function there are four classes of this drugs such as Class I for sodium channels, Class II which are the beta blocker, Class III which are the drugs that prolong repolarization and Class IV which are the calcium channel blocker.
8 0
3 years ago
The hypothalamus _________. a. rests in the sella turcica. is also called the neurohypophysis. b. is located inferior to the pit
scoundrel [369]

Answer: c. regulates the secretory activity of the pituitary gland.

Explanation:

The hypothalamus can be defined as a small part of the brain that is located at the base of the brain. It has two functions in the human body, first releasing hormones and maintaining homeostasis.  

The hypothalamus is responsible for linking the endocrine system to the brain through the pituitary gland. It stimulates the secretion and inhibition of the hormones from the anterior pituitary.

6 0
2 years ago
Which of these substances does not protect against invaders in the nonspecific immune response
nirvana33 [79]

B: Antigens

Explanation: Antigens itself are the invaders that causes an infection or a disease in living organism. They do not protect against invaders in non-specific response as they themselves are the ones who are invading the body.

Digestive enzymes are the enzymes that act on a particular substrate for its action at a particular PH.  

Stomach acid is the hydrochloric acid that keeps the PH of the stomach low and prevents the growth of unwanted pathogens.

Lysosomes have digestive enzymes in it. It performs the process of phagocytosis.  

5 0
2 years ago
A pH of 2 indicates a(n) _____.
den301095 [7]
A pH of 2 indicates a acid.

8 0
3 years ago
Assuming that a clean-catch midstream urine was processed in the Clinical Microbiology Laboratory (CML), which one of the follow
alukav5142 [94]

The question is incorrect. The correct question is as follows:

Assuming that a clean-catch, midstream urine was processed in the CML, which of the following colony counts is (are) indicative of a urinary tract infection?

Answer:

100,000 CML/mL and >100,000 CFU/mL.

Explanation:

Urinary tract infection (UTI) may be defined as the infection that occurs at the excretory organs of the body especially in the lower urinary tract. This infection is most common in woman.

The clinical micrology laboratory that diagnose the infection of bacteria, fungi and virus. If the number of colony units in the diagnosis of UTI is between 00,000 CML/mL and >100,000 CFU/mL, this confirms that individual is suffering from UTI.

Thus, the correct answer is 100,000 CML/mL and >100,000 CFU/mL.

8 0
2 years ago
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