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zlopas [31]
3 years ago
7

Simplify: -7a2b - 2a2b​

Health
1 answer:
Sindrei [870]3 years ago
7 0

Answer:

your answer would be

-9ax^{2}

Explanation:

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15 POINTS ANSWER FAST
Anastasy [175]

Answer:

pumps, contracts, or beats. im not sure bc we cant see any multiple choice questions

Explanation:

The heart beats (expands and contracts) about 100,000 times per day, pumping five or six quarts of blood each minute, or about 2,000 gallons per day.

5 0
4 years ago
Viral-infected human cells often send out special proteins that serve as an early warning system to uninfected cells. In respons
svetlana [45]

Answer: Interferons

Explanation:

Interferons can be defined as the cells that is already being virus affected and they release some chemicals out of it in order to prepare the cells or to enhance the cells for anti-viral response.

The cells a group of signaling proteins which is being released by the host cells in response to the presence of virus in the body.

Chemically they are cytokine molecules which is used as a defense mechanism to protect the other cells of the body from being infected.

Certain response like fever, muscle pain are caused by the interferon.

7 0
3 years ago
Can type 1 and 2 diabetic eat startch?
Anastasy [175]
ANSWER
Starches in general cause blood sugar to rise, which is extremely risky. Though you shouldn't consider all starches an enemy if you have diabetes.
8 0
2 years ago
A nurse is teaching a client about the prostate-specific antigen (PSA) test. Which of Multiple C
andrezito [222]

Answer: The nurse prepares a teaching plan to help the client adapt to the disease. ... "Several types of medications should be withheld on the day of dialysis until after the procedure." ... "I should take my daily dose of vitamin C to acidify the urine." ... and a test to measure the level of prostate-specific antigen (PSA).

Explanation:

3 0
3 years ago
Where would you find a ball and socket joint? How does it move/behave?
padilas [110]

Answer:

Ball-and-socket joints possess a rounded, ball-like end of one bone fitting into a cuplike socket of another bone. This organization allows the greatest range of motion, as all movement types are possible in all directions. Examples of ball-and-socket joints are the shoulder and hip joints

Explanation:

hope it helps

5 0
3 years ago
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