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defon
3 years ago
9

Scientists have determined that the shape of the DNA molecule is?

Biology
2 answers:
MatroZZZ [7]3 years ago
5 0

Answer:

Double helix

Explanation:

nikdorinn [45]3 years ago
3 0

Answer:

it is Double helix that's what we wrote today

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How do insect walk on the water
mote1985 [20]
The secret weapon of any insect that walks on water is in its body hair. Water striders and fishing spiders both have legs and bodies that are covered in a thick layer of tiny hairs. These hairs trap air in between them, repelling water and helping them keep the bugs afloat. If the insect were to get wet through, it wouldn’t be able to walk on the surface of the water anymore.
6 0
3 years ago
A viral infection in which the virus can remain latent in the host cell for weeks to years is described as a(n) _________ infect
alina1380 [7]

Answer:

Persistent infection

Explanation:

Viruses have the ability to remain in the host cell in a dormant state or latent state for many years. This is a part of reproduction cycle of a virus called the lysogenic cycle. This causes persistent infection in the host because the virus remains in the host cell and cause infection.

This persistent infection can cause cancer in the host because the viral genome incorporates in the host cell genome and take controls on its gene machinery. For example, HPV can incorporate itself in the host genome and can alter it which can cause cancer. So the correct answer is persistent infection.

4 0
3 years ago
Which of the following is the best example of one
swat32

Answer:

D.

Explanation:

Plants take in CO2 and turn into Carbo.

That's the most efficient example

8 0
3 years ago
4. What will be the phenotype of the fly that grows from the fertilized cell shown
erica [24]

Answer:

D

Explanation:

Take a look at the traits.

When there are two recessive alles, the recessive trait is inherited. Like in cc.

But if there is a dominate one, per say in lL, the dominant is always inherited.

3 0
3 years ago
In his experiments with different competing pairs of Paramecium species, Gause found that sometimes both species persisted and s
UkoKoshka [18]

Answer: The options are not given, here are the options.

A. One species is much better competitor than the other.

B. Periodic disturbances allow for coexistence.

C. Two species tended to use different resources.

D. The two species experienced interference competition and not exploitative competition.

The correct option C.

Two species tended to use different resources.

Explanation:

From Gause experiments on competing paramecium pairs, He found out that most times both species persisted and sometimes only one did because the two species uses different resources.

Organisms normally compete for limited resources in order to survive and one intend to compete well while other suffer. Both in the case of competing paramecium pairs, the pair use different resources which make the to persist and survive well. Once the resource of one finishes, the other one will persist because it is still surviving on its available resources.

5 0
3 years ago
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