Answer:
Mutations
Explanation:
A gene mutation is a permanent change in the DNA sequence of a gene. Mutations can occur in a single base pair or in a large segment of a chromosome and even span multiple genes. Mutations can result from endogenous (occurring during DNA replication) or exogenous (environmental) factors.
Answer:
infection
Explanation:
Hepatitis A is a highly contagious, short-term liver infection caused by the hepatitis A virus.
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True...........................................................
Teachers give out tests that have nothing to do with what they told us to study in order to assess the general knowledge of the students.
<h3>Why do teachers give out tests that have nothing to do with what they told us to study?</h3>
Teachers give out tests that have nothing to do with what they told us to study because the teachers wanted to test the IQ and general knowledge of their students. The purpose of this test to evaluate the current status of the students. This type of test is of great importance because it helps the teachers to give more attention to their teaching and to the poor students.
So we can conclude that teachers give out tests that have nothing to do with what they told us to study in order to assess the general knowledge of the students.
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