Genetics
How many total boxes will a Punnett square have in a one-factor cross?
4
What is a phenotype?
The physical traits shown in an organism
What is the purpose of mitosis?
Growth & development, repair & maintenance
During how many stages of meiosis does cell division happen?
2
Name 2 things stem cells can be used for.
Regrow, repair, etc.
What type of trait does a capital letter represent?
Dominant
What is a genotype?
The letters representing alleles
How many cells are created at the end of mitosis?
Based on sets of chromosomes, what type of cell is the result of meiosis?
Haploid
What type of cells can make any cell except embryonic membrane/placenta?
Pluripotent
How do you determine the genotypic ratio from a Punnett square?
Count the letters RR:Rr:rr
What does homozygous mean?
The letters are both dominant or both recessive (same size)
What does cytokinesis mean?
Cytoplasm/cell splits
What, specifically, is pulled apart during Anaphase I of meiosis?
Sister chromosomes/homologous pairs
How many pairs of chromosomes does a normal human have?
23
What would a heterozygous individual who shows incomplete dominance look like?
Has a mixture of the dominant and recessive trait
What does heterozygous mean?
A capital and a lowercase letter
List the 5 phases of mitosis in order from beginning to end.
Interphase, Prophase, Metaphase, Anaphase, Telophase/Cytokinesis
What is the name for the cells that are created at the end of meiosis?
Gametes
What type of cell is a somatic cell?
Body cell
What would a heterozygous individual who shows codominance look like?
Has both the dominant and recessive trait showing at the same time
What is apoptosis?
Scheduled or programmed cell death
What does it mean to be a diploid cell?
How many chromosomes are in each cell at the end of Telophase II?
23
What can multipotent cells do?
Differentiate to limited types of cells depending on their location in the body