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vesna_86 [32]
2 years ago
6

What does it mean to say that enzymes are specific in their action?

Biology
1 answer:
iragen [17]2 years ago
3 0
<span>It means that they only act on certain types of substrates. Each enzyme is </span><span>specific in that they do not work for all molecules.</span>
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Biologists use ball-and-stick models to study complex molecules by representing atoms with balls and bonds with sticks. DNA
Ludmilka [50]

Answer:

Some kinds of atoms that are found in DNA must be left out of the models. DNA has so many atoms that the size and cost of a model could be too great. It is impossible to distinguish different kinds of atoms with models.

Explanation:

7 0
3 years ago
The dense layer of connective tissue that surrounds an entire skeletal muscle is the
MAVERICK [17]

Answer:

The endomysium is the connective tissue that surrounds each muscle fiber (cell).

Hope this helps!

6 0
3 years ago
Structures as different as human arms, bat wings, and dolphin flippers contain many of the same bones, which develop from simila
AlexFokin [52]

Answer:

homology.

Explanation:

These similarities in structural are an example of homology because human arms, bat wings, and dolphin flippers are different organisms that have the common ancestor. The similar bone structure of different organisms and different its function is due to common ancestor. Homology similarity of the structure and physiology of different species of organisms due to their descent from a common evolutionary ancestor so we can say that these structural similarities are an example of homology.

8 0
2 years ago
It is actually the 16S rRNA component of a 30S ribosomal subunit that is responsible for recognition of a Shine-Dalgarno sequenc
Diano4ka-milaya [45]
<h2>The correct answer is (D)</h2>

Explanation:

  • The Australian scientists John Shine and Lynn Dalgarno proposed the Shine Dalgarno Sequence.
  • The Shine Dalgarno Sequence is found around 8 Bases in upstream of AUG which is a start codon.
  • In archaea mRNA and bacteria Shine Dalgarno Sequence is a ribosomal binding site.
  • The Shine Dalagarno Sequence is found in archaea and bacteria.
  • It is also seen in Mitochondrial transcripts and Chloroplast.

4 0
3 years ago
The process of cellular respiration
olga nikolaevna [1]

Answer:

B. involves the storage of energy in the form of glucose.

Explanation:

Cellular respiration is the process of extracting energy in the form of ATP from the glucose in the food you eat. ... In stage one, glucose is broken down in the cytoplasm of the cell in a process called glycolysis. In stage two, the pyruvate molecules are transported into the mitochondria.

7 0
3 years ago
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