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Anastasy [175]
3 years ago
14

What is penicillin used for?

Biology
1 answer:
rjkz [21]3 years ago
5 0
I i used to treat infections caused by bacteria. And also ear, skin ad throat infections

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Calculate the net force in Newtons of the following situation.
babunello [35]

Answer:

D.->6N

Explanation:

This is because <-2 N + -> 8 N

= <-2 N + -> 2 N + -> 6 N

= 0 N + -> 6 N

=  -> 6 N

5 0
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Why is urine more concentrated in the morning?
Triss [41]
<span>Most people's urine is darker in the morning as the kidneys work hard during the night to remove impurities and the urine is more concentrated.</span>
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Furkat [3]

Answer:

There is no short answer.

Explanation:

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I hope this answer helps.

4 0
3 years ago
Which of these is the beginning of the life cycle of stars with different initial masses?
tigry1 [53]
The doppler effect, when used with light, produces a shift of frequencies to red. Well, no matter which direction you look, there is a shift to red! That means that the universe is expanding or moving away from us in every direction. The idea, is that this could only happen if all matter was once in a single point, and there was an explosion. This explosion from a single point is called the big bang theory. 
A nebula is a cloud of gases that can coagulate to become a new star.
5 0
3 years ago
What technology was used to map features on the seafloor? -Echo sounding
Nimfa-mama [501]
First option, Echo sounding
5 0
2 years ago
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