Answer Happy

Mate selection in various species is more common than random
fertilization. Select all correct answers.
Individuals choose mates based on external phenotypes.
Individuals choose mates based on genotypic
similarities.
Inbreeding is naturally avoided as it can lead to lack of
fitness for reproduction.
Inbreeding may result among members of a species due to the
tendency to mate with like individuals.
In terms of natural selection, “fit individuals” that contribute
to the future gene pool are defined as organisms that
_____________________ .
have the ability to survive childhood
live to a reproductive age
live to a reproductive age and produce offspring
live to old age while caring for offspring
have the strength to overcome adversaries
Recombinant DNA techniques can be used to genetically engineer
animals and plants, creating transgenic organisms. Name one
potential positive effect and one potential negative effect of
creating genetically-modified organisms. (Be specific; a general
statement such as, “It will help humanity,” will not be
accepted.)
Positive effect
_____________________________________________________________________________
Negative effect
_______________________________________________________________________________