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Dvinal [7]
3 years ago
12

Question 5 (4 points)

Biology
1 answer:
antoniya [11.8K]3 years ago
8 0

The clear explanation for the forces mentioned in the question given below

Explanation:

1.A non-contact force that is generated between charged objects is known as "Magnetic force" eg: train tracks, new roller coaster, a compass, motor.

2.A non-contact force that is generated from moving charges is known "Electrical force". eg: Electric charge in a bulb.

3. A  non-contact force that exists between objects with mass is known as "Gravitational force". eg: The force that causes apple to fall down from trees, The force thatt makes us to walk instad of floating.

4.A force that requires physical contact between objects is known as "Contact force". eg: moving a chair or table across a room, kicking a ball

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kolezko [41]

Answer:

Help new plants sprout :)

Explanation:

Forest fires burn away leaf and dead plant litter. It can also burn away invasive species or any diseased plants. Then, nutrients are returned to the soil which helps new plants sprout and thrive. Hope this helped !!

4 0
3 years ago
A biologist wishes to take a useful gene found in pine trees and introduce it into some bacterial cells. Her experimental proced
Arisa [49]

Answer:

option A

Explanation:

In Recombinant DNA technology which involves DNA molecules formed by recombination to bring together genetic material from different sources, producing sequences that would normally not be found in the genome. Some basic steps are to be followed in the formation of your recombinant DNA. The restriction enzyme used in cutting the gene of interest from the pine tree DNA should also be the same used in cutting open the plasmid to make complementary sticky ends. Then integration of the isolated gene of interest into the cut plasmid and then this is treated with ligase to join the cut sticky ends. This construct is then introduced into bacterial cells.

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4 years ago
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tester [92]
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