Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
23 Cards in this Set
- Front
- Back
|
what did Gregor Mendel use pea plants to study |
genetics |
|
|
what are hybrids |
Hh or heterozygous |
|
|
what are chemical factors that determine traits |
genes |
|
|
why did gregor mendel remove the male part of the flower |
so he can cross pollenation |
|
|
what did gregor mendel determine about traits |
they're passed to their offspring |
|
|
what does the principle of dominance state |
some alleles are dominant and others are recessive |
|
|
what do you get with you cross a true-breeding tall plant with a true-breeding short plan |
heterozygous |
|
|
when you flip a coin what is the chance it would land on tales |
1/2 or .5 |
|
|
what can the principles of probability be used for |
predict the traits of the offspring produced by genetic crosses.
|
|
|
organisms that have two identical alleles for a particular trait are said to be.... |
homozygous |
|
|
what does the principle of independent assortment state |
alleles for different traits are distributed to sex cells independently of one another |
|
|
what does the principle of segregation state |
alleles separate during formation of gametes |
|
|
what is incomplete dominace |
F1 hybrids appear some what in between the the parental phenotypes |
|
|
what is codominance |
when both alleles are expressed in a hybrid (blood type) |
|
|
what is phenotype |
physical feature resulting from genotype
|
|
|
what are the three possible genotypes |
RR rr Rr |
|
|
what is a genotype |
gene combination for a trait |
|
|
how is the first generation obtained |
from breeding individuals from the P1 generation |
|
|
what is the difference between a monohybird and a dihybrid |
mono is one di is two |
|
|
who is the 'father' of genetics |
gregor mendel |
|
|
how did Mendel obtain his P1 generation |
he let them self pollinate for several generations |
|
|
how did mendel prevent self- pollination of his plants |
he cut off the stamen |
|
|
what is the passing of traits from parents to offspring |
heredity |
