The answer is <em>A.) You have antibodies that already recognize the virus</em>
Viruses and diseases are always changing. When we get sick with say the flu, a virus, or the cold of sorts, our body attacks it until it fights off the disease. You can't get sick from the same strand of sickness because once your body defeats the virus, it knows how to protect the body from it because of the antibodies, so the virus ends up evolving to get past your immune system again.
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Answer:
Centrioles is only found in animal cells
Answer:
The liver stores glucose to power the cells during periods of low blood sugar. Skipping meals and poor nutrition can lower blood sugar. By storing glucose, the liver makes sure that blood glucose levels remain steady between meals and during sleep. When blood glucose falls, cells in the pancreas secrete glucagon.
<h2>Have a nice day!!</h2>
This is a physics question, not biology, but...
f=1/T where f is frequency and T is the period.
f= 1/(1/3)=3
frequency =3 Hz
Using the cladogram about fish, the best description of the organism is it has jaws but no bones.
The correct option is (D).
<h3>What is a cladogram?</h3>
Cladograms are diagrams that depict the relationships between different taxonomic groups, or "clades."
Cladograms are made up of species that have similar derived traits.
Cladogram uses lines to make diagrams. And upper line contain the ancestor species.
Thus, option (D) has jaws, but not bones is correct.
Learn more about cladogram, here:
brainly.com/question/10712018