Answer:
What are viruses?
A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria and archaea.
How are they different from bacteriophages?
Virus: ↑ A type of microbe that can infects cells. Human viruses infect human cells, plant viruses infect plant cells, etc. Bacteriophage: ↑ A virus that infects bacteria, also called a phage. DNA: ↑ The molecule that carries all the information in the form of genes needed to produce proteins.
1.A smokers will be black or almost tar like while a non-smokers will be a light pink color
The correct answer is D. Caulerpa
Explanation:
Protists are a type of unicellular organisms that are eukaryotic which means they contain a defined nucleus but that are not plants, animals or fungus. Considering protists only contain one cell in most of the cases they are small or restricted in size this includes Dictyostelium which are microscopic organisms that consume bacteria and plasmodium. However, in the case of Caulerpa, these are not limited to size as Caulerpa is a type of alga that has macroscopic cells and indeed in some cases can be around 3 meters long. On the other hand, Ulva is also an alga but is considered in the plants' domain and therefore is not a protist. Therefore the one that contradicts contradict the statement that unicellularity restricts cell size in protists is the Caulerpa.
<span>DNA Polymerase
Hope this helps!
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Answer: I believe it's the prostate.
Explanation:
Not 100% sure, but by this defenition of prostate, i'm more convinced it's this answer rather the others:
"The prostate gland is a male reproductive organ whose main function is to secrete prostate fluid, one of the components of semen. The muscles of the prostate gland also help propel this seminal fluid into the urethra during ejaculation"
So by that, we can see it pushes the semen through the body, whether by producing a liquid or force.