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loris [4]
3 years ago
12

Describe what happens at a dna replication fork during repkication

Biology
1 answer:
Reptile [31]3 years ago
7 0
The double helix unwinds and unzips to reveal one side of the strand and the nitrogenous bases either guanine cytosine adenine or thymine pair up complementary bases.
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Tides are the cycle of rising and falling
Alexus [3.1K]

Answer:

B. every 12.5 hours

Explanation:

Tides can be defined as the rise and fall of water level in water bodies such as lakes and oceans due to the gravitational force of attraction exerted by the moon on earth. The side closest to the moon creates a bulge of water known as high tide. Low tides are generally experienced when a sea level is not within the bulge.

Hence, tides are the cycle of rising and falling ocean water that repeats approximately every 12.5 hours.

5 0
3 years ago
1. You and your classmate are discussing different organs and organ systems within the human body.
GuDViN [60]
The answer to the question is B - The lungs exhale carbon dioxide, which is a waste gas and needs to be removed from the body.
3 0
3 years ago
Which of the following is a characteristic by which viruses are classified?
liq [111]

Answer:

Type of nucleic acid.

Explanation:

Virus may be defined as the organism that can contains both DNA and RNA as their genetic material. Virus acts as non-living outside the host environment and later acts as living organism inside the host.

Some virus that particularly contain DNA as genetic material. Some virus has the ability to transform RNA into the DNA molecule. Some virus contains only RNA as their genetic material and DNA is not involved in their life cycle.

Thus, the correct answer is option (a).

4 0
3 years ago
What is thymine and its purpose
Shalnov [3]

Answer:

Thymine, which is often abbreviated to T or Thy, can also be referred to as 5-methyluracil. It is one of the pyrimidine bases found in the nucleic acid of DNA, along with adenine, guanine and cytosine (A, G and C). These bases are the building blocks of DNA and life form on earth.

Explanation:

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