BIOLOGY 142 test 1 delgado Practice
Questions and Answers
Gene - Answer️️ -unit of inheritance on a DNA molecule that
encodes for a particular trait by providing instructions
Population - Answer️️ -individuals of the same species that occur
at the same time at the same place.
Natural ...
BIOLOGY 142 test 1 delgado Practice
Questions and Answers
Gene - Answer✔️✔️-unit of inheritance on a DNA molecule that
encodes for a particular trait by providing instructions
Population - Answer✔️✔️-individuals of the same species that occur
at the same time at the same place.
Natural selection - Answer✔️✔️-(process mechanism) can lead to
evolution
Evolution - Answer✔️✔️-(outcome) through time, species accumulate
differences and as a result, descendants differ from their ancestors.
In this way new species arise from existing ones
HMS Beagle - Answer✔️✔️-the name of the 5-year voyage of Charles
Darwin's' ship
Galapagos islands - Answer✔️✔️-14 different islands
Alfred Wallace - Answer✔️✔️-using the scientific methods in
southeast Asia, he writes Darwin about the butterflies and other
things about evolution and calls it natural selection
Natural Selection - Answer✔️✔️-produces evolutionary change when
some individuals in a population possess certain inherited
DELGADO COMMUNITY COLLEGE
characteristics and then produce more surviving offspring than
individuals lacking these characteristics
Original proportions of genotypes in a population will remain
constant from generation to generation as long as the following
assumptions are met: - Answer✔️✔️-o No mutation
Equation used to calculate future genotype proportions in a
population
The 5 agents of Evolutionary Change - Answer✔️✔️-1. Mutations
2. Gene flows
3. Non-random mating
4. Natural selection occurs
5. Population size can be significantly reduced
2
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