Gene pairing
if you have 2 different genes for a trait you are___
Heterozygous
What is DNA in
Every being that is alive or was once alive
What represents males and females
A circle for females or a square for males
What is a pedigree chart
A chart showing generations and how a certain trait is passed down
A gene determines___
The trait
If there are no carriers the gene is___
Dominant
What is DNA made of
Phosphate bases, simple sugars and Nitrogenous bases
What represents someone who does not have the gene that the pedigree chart is focusing on
A non filled in shape
What is the shape of DNA
A double helix structure
An allele determines ___
The type of gene
If your phenotype is a recessive trait you cannot be___
Heterozygous
Adenine Thymine, Cytosine, and Guanine
What represents someone who displays the trait the pedigree chart is focusing on
A fully colored in shape
What is the relations between cells and DNA
DNA is packaged into chromatin which reside in the nucleus of the cell
A gene and allele both determine____
A trait and its form
Can a person be heterozygous and show a recessive trait
NO
What abbreviations for chemicals go together in DNA
A and T, and G andC
what shows that someone is a carrier of a gene that the pedigree chart is focusing on
A dot in the center of the shape or a half filled in shape
How many chromosomes does a cell have
23
What is the study of genes
Genetics
If 100% chance that the children be carriers of a recessive trait the the parents are both___
Homozygous
What does DNA stand for
Deoxyribonucleic acid
This shows that 2 people had children
A T-like shape where the parents are connected at the top and the children are at the bottom of the T
What is the definition of genetics
the scientific study of genes and heredity
What is the scientific name for alele
allelomorph