How can natural selection lead to gene loss of a duplication?
What will be an ideal response?
ANS:
If the duplicate gene imposes a cost on the organism, then natural selection will favor individuals that do not have the gene.
Biology & Microbiology
You might also like to view...
Which of the following is a waste product of photosynthesis?
a. carbon dioxide b. oxygen c. sugar d. water
Biology & Microbiology
The centrosome is a specialized region of the kinetochore.
a. true b. false
Biology & Microbiology
Isolating mechanisms leading to speciation have been documented by ________
A) geographic isolation B) polyploidy C) temporal isolation D) a mutation in a single gene E) All of the above.
Biology & Microbiology
An agent that can cause birth defects is known as a(n) ____
a. teratogen b. mutagen c. carcinogen d. hapten e. allergen
Biology & Microbiology