A and B alleles for blood type are an example of this
What is codominance?
100
term for a picture of chromosomes
What is a karyotype
200
when cells make a copy of DNA
What is interphase- S PHASE
200
term for sperm and egg having only one copy of each chromosome
What is haploid
200
Purple flowers are dominant to white flowers in pea plants. Tall is dominant to short. If a white, short pea plant is crossed with a completely heterozygous plant, what percent of the offspring will be white and short?
What is 25%
200
The percent of pink offspring if a pure red snapdragon is crossed with a pure white offspring.
What is 50%
200
If a pedigree shows only males having a condition, the condition is this type.
What is Xlinked.
300
division of the cytoplasm
What is cytokinesis?
300
when crossing over occurs
What is prophase 1
300
Term for physical appearance
What is phenotype?
300
Why Xlinked disease occur more in men.
What is they only have one X
300
Parents don't have the condition but their child does means the condition this type.
What is recessive
400
The order of phases of mitosis
What is Prophase, metaphase, anaphase, telophase
400
A cell that has 40 chromosomes begins meiosis and the sperm of egg would have this many chromosomes.
What is 20
400
% of offspring that will be homozygous dominant if two heterozygous parents are crossed.
What is 25%
400
A genotype for a female with hemophilia
What is XhXh
400
another term for down's syndrome
What is trisomy 21
500
phase when chromatids are pulled apart
What is anaphase?
500
Why crossing over is important
What is genetic diversity
500
percent of offspring produced that are heterozygous if two homozygous recessive parents are crossed.