The unit of DNA that determines traits
What is a gene?
The physical appearance of an organism; the expression of its genotype
What is a phenotype
Melissa is tall; Pedro has brown eyes — for example.
What are traits
A cellular process that allows for growth, regeneration and repair
What is Mitosis
DNA stand for.....
Deoxyribonucleic Acid
The physical structure of DNA is known as the
Double Helix
Pairs of chromosomes in which one is inherited from the mother and the other from the father
What is Homologous Chromosomes
What information do we need before we can fill in a Punnett square?
The genotypes of the parents
Identify the nitrogenous base pairs that make up DNA
adenine (A) and thymine (T)
guanine (G) and cytosine (C),
In simple genetics, how often will the heterozygous genotype display the dominant trait?
100% of the time
The process that allows for sexual reproduction and produces genetically unique individuals
Meiosis
A particular form of a gene, such as the A in the genotype Aa
What is an allele
Suppose a disease is recessive and only present in individuals who are hh. Cross a HH with Hh. What are the odds of the disease affecting the offspring?
0%
At what stage of meiosis does a cell become an individual haploid cell
Telophase/Cytokinesis 1