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Sav [38]
3 years ago
5

I do not know place a picture

Biology
1 answer:
GREYUIT [131]3 years ago
7 0
There is no question:(
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Which statement about the DNA double helix is true?
kari74 [83]
The two strands are antiparallel
5 0
4 years ago
Which best describes a difference between transcription and DNA<br> replication?
Alchen [17]

Answer:

DNA replication involves synthesis of DNA molecules, while transcription is a process that involves synthesis of RNA molecules. In both processes, DNA acts as template and provides information for synthesis of new daughter DNA or RNA strand.

Explanation:

7 0
3 years ago
Investigate four substances containing nitrogen or phosphorous that are related to biological processes, and explain their respe
OleMash [197]

Answer:

Well, you already have the answer, but I can try to elaborate XD

So, DNA: contains genetic information that is necessary for biological functioning and reproduction.

More specifically, it contains the genetic instructions through gene encoding that instructs the cell what to do. A specialized complex ribosome interacts with the DNA molecules and "reads" it, changing the genes from the DNA into proteins that the cell as a whole can function upon. It is also crucial to forming a whole cell in offspring, since only the genes from the two parents combined (in humans at least) can produce an offspring with all genes intact. Those who do not have genetic disorders, a famous one being Down Syndrome.

Next, RNA: a molecule necessary for expressing genes and making proteins.

Connecting to the paragraph above for DNA, RNA also assists in the process by reading the ribosome that reads the DNA itself. Complicated, I know. All you have to know, however, is that the RNA, in this case called mRNA since it serves as a messenger, hence, the "m", reads the codons produced by the ribosome when it reads the DNA, and makes proteins according to those codons, and those proteins then scatter all across the cell to execute instructions.

Now, we move onto nitrogen and phosphorous: both are found in amino acids, the building blocks of proteins.

That is actually partially wrong. Amino acids do not contain phosphorous, but do contain nitrogen. Not exactly sure what went wrong on your end there, but nitrogen is a basic building block for amino acids, which are basic building blocks themselves for proteins. To be more clear, amino acids are made of carbon, hydrogen, oxygen and nitrogen atoms. No phosphorus there!

Finally, enzymes: special proteins that accelerate chemical reactions in cells.

This is correct. Enzymes typically lower the activation energy required for reactions to happen. More specifically, enzymes make the reaction molecules more active, hence, lowering the threshold for the amount of energy you have to put in before the molecules start crashing into each other hard enough to have a chemical reaction. Of course, enzymes do not participate in the reaction itself, which makes them incredibly useful for spurring on chemical reactions since they can be used multiple times.

Explanation:

Hope this helped!

3 0
3 years ago
Read 2 more answers
Which lobe of the brain is generally associated with vision? A) frontal B) occipital C) parietal D) temporal
____ [38]

Answer:

B occipital lobe of the brain is generally accociated with vision.

8 0
3 years ago
The immune response can readily evolve to keep pace with changing microorganisms.
Montano1993 [528]
True. Immune response is always changing. Hense our immune system is what keeps us healthy.
3 0
4 years ago
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