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Shkiper50 [21]
3 years ago
15

Quiz: DNA Structure 2:DNA, RNA, and Biotechnology

Biology
1 answer:
Tema [17]3 years ago
3 0

Answer:

nitrogenous base always pairs with guanine

-cytosine

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Skin cells form new cells in<br> Mitosis only<br> O Meiosis only<br> Both<br> Neither
Fiesta28 [93]

Answer:

Mitosis only

Explanation:

Mitosis and meiosis are both types of cell division. Mitosis allows cells to proliferate for growth and repair. So this is how skin cells form new cells.

Meiosis is a type of cell division specific to reproduction. It forms the gametes, which are the egg and sperm. It generates haploid cells that fuse via fertilization to create a zygote.

7 0
3 years ago
4. (a) Can a cell wall be seen in frog blood cells?
Alexus [3.1K]

Answer:

(4a) yes

Explanation:

because without cell wall it blood can not

circulate well

4 0
3 years ago
Which of these statements best summarizes the information provided by the diagram?
77julia77 [94]

Answer:

Find what it is mostly about and compare the information you have to the statements and select the one most like yours. This is the best I can do ...

Explanation:

6 0
3 years ago
What civilization was the oldest known to have traveled by sea?
Annette [7]
The answer should be ....

A) Greece
3 0
3 years ago
NEED ANSWER ASAP Which statement about the earth’s atmosphere is true
ss7ja [257]

Answer:

In the past few decades, Carbon dioxide levels has been rising.

Explanation:

  • Rising levels of Carbon dioxide has become an immediate concern for the Environmentalists.
  • This is because carbon dioxide is a green house gas and risen levels of green house gases can lead to unusual warming up of the Earth's Atmosphere.
  • This phenomenon is termed as Global warming.
  • Global warming can lead to seasonal variation and melting of the ice caps to flood several continents.
  • In Last few decades The levels of Carbon dioxide is rising at an alarming rate.
  • This rise occurs due to the to burning of fossil fuels, combustion of fuels in automobiles, Deforestation etc
  • An immediate step is needed to check this addition of carbon dioxide.
3 0
4 years ago
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