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34kurt
3 years ago
9

Which statements explain reasons why unconformities occur? Check all that apply.

Biology
2 answers:
allsm [11]3 years ago
6 0

Rocks erode and sediment is deposited.

No sediment is deposited over a long time

Explanation:

Unconformity can form when rocks erode and sediment is deposited in that process, it can also be a period of non-deposition for a very long time. Unconformity represents a time break in the stratigraphic record.

  • There are different types of unconformity.
  • Unconformity is due to a period of non-deposition or series of erosion which is followed by deposition of sediments.
  • Usually, they are expressed by the presence of unconformable beds or some prolonged erosional surfaces that are preserved.

Learn more:

Sedimentary rocks brainly.com/question/2740663

#learnwithBrainly

vodomira [7]3 years ago
5 0

Answer:

c & d!! :)

Explanation:

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8 0
3 years ago
Which statement correctly compares nucleic acids and carbohydrates?
givi [52]

Answer:

The correct answer is They both contain carbon ,but only nucleic acid contain phosphorous

Explanation:

Carbohydrates are also called polyhydroxyaldehydes or polyhydroxyketones.Carbohydrates contain carbon,hydrogen and oxygen.For example glucose(C6H12O6).

   On the other hand nucleic are composed of nucleotides that contain nitrogen base,ribose sugar and phosphate group.

     The presence of phosphate group in the nucleic acid make it different from carbohydrate.

8 0
3 years ago
What do B cells do when they identify a pathogen?
Bad White [126]

D

Explanation:

With the help T cells , B cells make special proteins called antibodies which stick to antigens on surface of germs stopping them in their track.

7 0
3 years ago
Which statement about decomposers is not true?
Radda [10]

Answer:

A is the correct answer.

Explanation:

A vulture does eat dead animals but it itself is not classified as a decomposer due to the fact that the remains of most of the animal is still there.

6 0
4 years ago
An impulse relayed along a myelinated axon jumps from _____ to _____.
stepan [7]
An impulse relayed along a myelinated axon jumps from node of Ranvier to node of Ranvier. 
8 0
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