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NISA [10]
2 years ago
9

Witch of these is a characteristic of index fossils

Biology
1 answer:
faltersainse [42]2 years ago
8 0

Explanation:

Index fossils are fossils type fossils that are used to identify stratigraphic records and their positions. They are vey key in determining relative ages of rock sequences.

  • These fossils have a short vertical stratigraphic range.
  • Index fossils have short evolutionary history.
  • They are widely distributed in nature.
  • Examples of index fossils are trilobites and ammonites.
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andrew11 [14]

Answer:

The correct answer is - per gram, the marathon runner's muscles would contain more myoglobin than the sprinter's muscles.

Explanation:

Marathon runners have smaller leg muscles and thinner quads and calves as marathon runners require slow-twitch muscles while in sprinters the fast-twitch muscle requires. Slow-twitch muscles of marathon runners have more amount of myoglobin, per gram than fast-twitch muscles.

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3 years ago
In which domain is the bottom of the DNA-binding cleft? What type of secondary structure lines the bottom of the cleft? In which
Archy [21]

Answer:

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Explanation:

During DNA synthesis, a single DNA strand is being built in by polymerization of nucleotides. These polymerization process is catalyzed by enzymes called DNA polymerase. These DNA polymerase can be visualized as an open right hand which is composed of a thumb domain, a finger domain and a palm domain. The palm domain contains a prominent beta-sheet that forms a plate at the button of the DNA-binding cleft.

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Contact [7]

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