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elixir [45]
3 years ago
11

What is an antigen? Antibody?

Biology
1 answer:
Burka [1]3 years ago
5 0

Answer:

Explanation:

Antibodies are proteins manufactured by the body that help fight against foreign substances called antigens.

Antigens are any substance that stimulates the immune system to produce antibodies. Antigens can be bacteria, viruses, or fungi that cause infection and disease

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3 years ago
Charles and Irene are editors at a content development firm. Both of​ them, unknowingly, are working on the same copy of the ann
Keith_Richards [23]

Answer:

lost-update program

Explanation:

Based on the information provided within the question it can be said that this is an example of the database problem known as lost-update program. This term refers to when more than one individual is attempting to update a database entry within the same column and same row, at the same time. This causes the first entry that was saved by the system to be completely overwritten and lost. Such as what happened to Irene's report since it was saved first and then overwritten by Charle's report.

6 0
3 years ago
A tall plant crossed with a short one produced offspring, of which about half are tall and half are short. What are the genotype
stellarik [79]

Answer:

Rr x rr

Explanation:

Let's say

RR is a tall plant.

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The only genotypes you can get to make two tall and two short is if you use a  hetero pair and a same ressesive (rr) genes.

4 0
2 years ago
Best define gene flow?
Maslowich
Gene flow — also called migration — is any movement of individuals, and/or the genetic material they carry, from one population to another. Gene flow includes lots of different kinds of events, such as pollen being blown to a new destination or people moving to new cities or countries.
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