Process of biological change by witch decedents come to differ from their ancestors
What is Evolution
200
Genotype of a boy
What is XY
200
Study of heredity and the variation of inherited characteristics
What is Genetics
300
Contains uracil instead of thymine
What is RNA ?
300
Measure of ability to survive and produce more offspring.
What is Fitness
300
Difference in the physical traits of an indivual from those of other indivuals in the group
What is Variation
400
a form of RNA in which genetic information transcribed from DNA as a sequence of bases is transferred to a ribosome
What is Messenger RNA ?
400
He made the comment that if a giraffes stretches their necks long enough to get leaves it will cause an extension in their necks and would be passed on to their offspring.
Who is Jean- Baptiste Lamarck
400
Selection by humans of animals and plants with desirable characteristics for use and breeding over several generations.