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murzikaleks [220]
3 years ago
10

You have learned that tape or adhesive bandages must be removed carefully from the skin on patients who are elderly to avoid tea

ring their fragile skin. What accounts for the fragility of their skin?
Biology
1 answer:
garik1379 [7]3 years ago
3 0

Answer:

There are fewer collagen and elastic fibers in the reticular layer of the dermis as we age, contributing to wrinkling and increased susceptibility to tearing of the skin.  

Explanation:

As we age, environmental damage, such as ultraviolet radiation, and decreased ability of our fibroblasts to renew collagen and elastic fibers make our skin thinner and more vulnerable to mechanical trauma.

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Which occurs directly before forming a hypothesis?
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I need an example for the savanna Biome from all the relationships like mutualism parasitism commensalism competition
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VMariaS [17]

Answer:

According to the diagram and the interaction of the structures to express information in the cell, it is true that:

- Molecule B can be used to produce molecule A.

- Molecule A can be used to produce molecule C.

Explanation:

Molecule A is a double stranded DNA, molecule B is a strand of RNA and molecule C is an amino acid encoded by a codon.

The DNA is capable of splitting and from one strand producing the messenger RNA, in the process of transcription.

Messenger RNA contains a sequence of bases, and the set of 3 bases of RNA form a triplet or codon. A specific amino acid can be formed from a codon. This process is called translation.

The way in which molecules A, B and C interact is through the processes of transcription and translation, making it possible to use genetic information for protein synthesis.

The other options are not possible because:

  • <em>Only DNA can replicate, RNA needs the transcription to be synthesized. </em>
  • <em>Molecule B and C do not interact so that the amino acids are together, but this depends on the sequence of bases in the RNA.</em>
6 0
3 years ago
6. Phylogenetic trees are used for?
ivolga24 [154]

Phylogenetic trees show the evolutionary pathways and connections among organisms. A phylogenetic tree is a diagram used to reflect evolutionary relationships among organisms or groups of organisms.

3 0
3 years ago
RNA has a different nitrogenous base. This" different" base pairs with Adenine meaning RNA base pairs are represented ( A-U &amp
iren2701 [21]

Answer:

Uracil

Explanation:

DNA only uses Thymine so that leaves Uracil for RNA because all of the other bases are used for both.

5 0
3 years ago
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