A chart that shows all the possible combinations of alleles that can result from a genetic cross
Punnett square
A cross with a BB (black guinea pig) and a bb (white guinea pig) will result in what probability of a white guinea pig?
0%
An organism with two different alleles for a trait is called what?
heterozygous
Which part of the flower will turn into new seeds when fertilized?
Ovule
In asexual reproduction, how does the DNA compare between the offspring and the parent?
it is the same
Physical characteristics are called
traits or phenotype
if an organism's genotype is TT, it is homozygous recessive.
True or False
Which gender has XY chromosomes?
Male/boy
Where is pollen produced?
On the anther
A genotype that contains two of the same allele
homozygous
Humans have a total of __ chromosomes.
46
If an organism's genotype is tt, it is heterozygous.
True or False
False
Asexual reproduction requires requires one parent to produce offspring.
True
True or false?
All plants need pollinators in order to reproduce
The scientific study of heredity
genetics
Where are chromosomes located?
Nucleus of cells
Which is considered the phenotype?
Mm, ll. TT OR red hair vs brown hair
red hair vs brown hair
A cross with a Tt pea plant and another Tt pea plant will result in what probability for a short pea plant?
25%
How many parents are needed in asexual reproduction?
1
What are chromosomes made up of?
DNA
The different forms of a gene are called
(you get one from each parent)
alleles
An organism with two identical alleles is called what?
homozygous
If an organism's genotype is Tt, it is heterozygous.
True or False
True
What is the job of the fruit?
protects seeds
What percentage of two homozygous parents will be heterozygous?
Zero!