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umka21 [38]
3 years ago
15

According to this diagram, which line color denotes the universal common ancestor for all 3 domains of life?

Biology
1 answer:
Firlakuza [10]3 years ago
4 0
The answer would be D.)
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What structure is found in prokaryotic cells but not eukaryotic cells?
Romashka [77]

What structure is found in prokaryotic cells but not eukaryotic cells?

a. a single, circular DNA chromosome found in the cytoplasm

because :

Prokaryotic cells may also contain extrachromosomal DNA, or DNA that is not part of the chromosome. This extrachromosomal DNA is found in plasmids, which are small, circular, double-stranded DNA molecules.

8 0
2 years ago
Scientists have evidence that meteorites have come from which option of locations?
Step2247 [10]

Mars and Moon are the locations from which meteorites would come.

Option (c);

<u>EXPLANATION: </u>

  • The meteorites found on Earth look like martian crystal rocks.
  • These might be first ejected into space during a collision of an asteroidal object with Moon or Mars and then it got into the Earth orbit because of the force produced during the collision.
  • There are around seventy meteorites recognised to have come from the planet Mars till up to the present date.
  • There are three types of meteorites such as Martian meteorites and a sample of two lunar meteorites.
  • To identify the origin of the meteorite, the scientist tries to identify the type of rock followed by analysing the chemical composition and then try to identify its age.
8 0
3 years ago
Which statement provides the best description of the interphase portion of the cell cycle?- Interphase is a resting stage prior
stiks02 [169]

Answer:

During interphase, a cell is metabolically active

Explanation:

Cell cycle is divided into two stages: interphase (lasts 3/4 of the cycle) and phase M (1/4 of the cycle).

Interphase is also divided into three stages:

Phase G1

Protein and RNA synthesis is done.

Phase S

DNa synthesis is done.

Phase G2

Protein synthesis continues and the cell grows to start the division.

4 0
3 years ago
The primary function of DNA is to
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Is it not to store and transmit genetic info ?
7 0
3 years ago
Describe the movement of the tectonic plates in model B. What is this situation called?
vova2212 [387]
Convergent plate boundary
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3 years ago
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