Terms
passing of traits from parent to offspring
heredity
what is the chemical code that tells cells what to do?
DNA
trait that is shown in a gene
dominant
Watson and Crick
on a Punnett square, how is the dominant gene represented?
capital letter
study of how traits are inherited
genetics
what does DNA stand for?
deoxyribonucleic acid
trait that is hidden in a gene
recessive
Rosalind Franklin
on a Punnett square, how is the recessive gene represented?
lowercase letter
traces particular trait through a family tree
pedigree
shape of DNA (not what it looks like)
double helix
physical appearance of an organism
phenotype
who is the father of Genetics?
Gregor Mendel
term for when both genes are expressed
codominance
disorder when a person is born with an extra chromosome
Down syndrome
what are the 4 bases of DNA? which ones pair together?
A-T
C-G
genetic makeup of an organism
genotype
disorder in which oxygen cannot get to all parts of the body
sickle-cell anemia
term for when the genes blend together
incomplete dominance
changing a gene or moving genes to another organism
genetic engineering
what are the 2 things that make up the sides (backbone) of DNA?
sugar and phosphate
draw on the board what the Punnett square would be when you cross two hybrid parents. Use the letter T/t.
Answer on board
disorder in which lungs are clogged making it hard to breathe
cystic fibrosis
on the board, write the complimentary strand for the following strand of DNA:
ATCCGTTAAGGT
TAGGCAATTCCA