+
Related Flashcards
Cards In This Set
| Front | Back |
|
The father of genetics was a 19th centutry Austrian monk named ... ?
|
Gregor Mendel
|
|
Mendel had a college background in science and mathematics and a .... ?
|
Love of gardening
|
|
Mendel did his pioneering research with the ... ?
|
Garden pea
|
|
Garden peas were easy to cultivate, had a short generation time, and could be ... ?
|
Cross-pollinated without difficulty
|
|
He studied simple traits such as plant size, pod shape, seed shape, seed color, flower position, ? , and ... ?
|
Flower color and pod color
|
|
Very careful statistical records documented his experiements which credits him as the ... ?
|
Father of Genetics
|
|
Each chromosome is composed of a linear string of genes. The chromosome is analagous to a necklace with the genes as beads. A gene is the basic unit of heredity, a sequence of DNA nucleotides on a chromosome that encodes a polypeptide or ... ?
|
RNA molecule
|
|
The gene for each trait (such as plant size) occurs at an exact spot on the .... ? and is called a ?
|
Chromosome called a locus
|
|
Genes for the same trait that have the same locus on different homologous chromosomes are termed alleles. Total allele pair on a pair of chromosomes = ?
|
A diploid individual.
|
|
Some alleles may be dominant (expressed); others may be recessive (not expressed). In peas, tall plants are dominant over short plants and green pods are ... ?
|
Dominant over yellow pods.
|
|
The dominant allele (gene) is written with a capital letter (T for tall; G for green). A small letter (t for short; g for yellow) is used to ... ?
|
Represent the recessive allele
|
|
Members of a true-breeding (purebred) line are termed homozygous and carry ... ?
|
Identical alleles on the same locus (TT)
|
|
Heterozygous (crossbred hybrid) ubduvudyaks gave different alleles on the same locus (Tt). Heterozygous individuals ... ?
|
Show the dominant trait.
|
|
How does the trait appear?
|
As its phenotype (outward manifestation).
|
|
The actual genetic makeup of the trait is ... ?
|
Its genotype
|
