Answer:
Because fertilization in diploid gametes would double the number of chromosomes in the zygote. If chromosome numbers are disturbed the organism develops abnormalities or even die.
The first answer seems correc5
Answer:
maintains efficiency, a predictable energy source, easy and flexible maintenance and environment friendly
Answer:
Life science because cancer is a life related problem
Answer: 3 Many wealthy American industrialists of the late 19th ... 6 In which pair of events did the first event most directly ... (4) most immigrants spoke English and thus needed ... (2) Americans support the activities of trusts. ... (1) eliminate unfair business practices.
Explanation: