Question 4 DNA replication of a single DNA molecule is referred to as semiconservative because


A.
all the DNA strands in the two DNA molecules will have both parental and newly synthesized DNA.

B.
it results in two nonidentical DNA molecules.

C.
each of the two DNA molecules will consist of one parental strand and one newly synthesized strand.

D.
of the two DNA molecules, one is made up totally of parental DNA, while the other is entirely newly synthesized DNA.

E.
one DNA strand is replicated continuously, while the other must be replicated discontinuously.

Answers

Answer 1
Answer: The answer is C because after separation 2 new daughter DNA molecules are created. Meaning that there are 4 strands 2 of them are parental and 2 of them are new.

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As with waterborne pathogens, foodborne pathogens are mostlikely to produce gastrointestinal symptoms. * TRUE or FALSE ?
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Suppose that as the result of extensive pollution to the ocean, kelp forests are killed. Explain how this would affect not only kelp populations, but also many other forms of marine life

How does the nervous system and endocrine system work together to send messages through the human body? A) The nervous system uses electrical signals, while the endocrine system uses chemical messengers. B) The nervous system uses hormones, while the endocrine system uses neurotransmitters. C) The nervous system and the endocrine system are entirely separate and do not work together. D) The nervous system and the endocrine system both use electrical signals to transmit messages.

Answers

Answer:

The answer is A: The nervous system uses electrical signals, while the endocrine system uses chemical messengers

Explanation: Your body uses electrical signals to move muscles and all types of things like that. The reason you can move your fingers on demand is because of your brain sending electrical signals. Now for pain your body uses chemical signals. Your brain sends out chemical signals letting you know that you are in pain in that specific area.

What are two of the things human ancestors used the sky for?

Answers

Two things human ancestors used sky for

  • Time
  • Direction

What is the meaning of ancestor ?

An ancestor, also known as a forefather, fore-elder or a forebear, is a parent or the parent of an antecedent.

How do ancestors determine time ?

When two merkhets were aligned with the North Star, they formed a celestial meridian in the sky. The time could then be determined by counting how many stars crossed this line.

To learn more about ancestor here

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They used the sky as a timing system to tell the time because back then they didnt have watches. In the slavery times, the slaves used the starts to tell which way was north and south to get to freedom.

Use the following image to complete the matching exercise below. You will match the number from each white box in the image with the proper term.

Answers

1: Continental shelf
2: Benthic Zone
3: Bathyal zone
4: Abyssal Zone
5: Photic Zone
6: Aphotic Zone
7: Bathypelagic Zone
8: Most ocean fish (including sharks) and most invertebrates (jellyfish, coral, zoo-plankton. As well as seals Turtles and the Man-of-war
9: Copepods, Anenomes, Anglerfish, and many animals that are bio-luminescent, otherwise known as creating light themselves such as the anglerfish 
10: Giant squids, crustaceans and jellyfish.

Carbon is found in only living organisms true or false

Answers

This is false!
Carbon is found in many substances!

For example, we breathe out carbon (Carbon dioxide) and as a result, there is an amoung of carbon in the air.

Carbon is also found in many rock types, such as in coal.
Its false, carbon is found everywhere

The absorptive effectiveness of the small intestine is enhanced by increasing the surface area of the mucosal lining. Which of the following accomplish this task?A. plicae circulares and intestinal villi
B. the vast array of digestive enzymes
C. Brunner's glands
D. the rugae

Answers

If the absorptive effectiveness of the small intestine is enhanced by increasing the surface area of the mucosal lining, plicae circulares and intestinal villi accomplish this task. 

The process of making many copies of DNA is:

Answers

DNA Replication is the process of making many copies of DNA. If it helped please mark as the brainliest answer