Genetics
Please name a trait that DNA codes for? (extra 100 points if you name one that is not on the worksheet from last week)
teacher will check
adenine pairs with this base
What is thymine?
the two types of traits
What is dominant and recessive?
double helix shape
What is the shape of DNA?
What are the building blocks of biomolecules called?
monomers
the basic unit of inheritance. carries information about a trait.
a change occurring in a DNA sequence due to a mistake in DNA replication
What is a mutation?
form of a gene. Each parent contributes one of this
What is an allele?
What is the full name of DNA?
deoxyribonucleic acid
what are the 4 biomolecules?
carbs, lipids, proteins, nucleic acids
What type of trait is unattached earlobes?
recessive
bond that connects base pairs in a DNA sequence
What is a hydrogen bond?
What are the possible genotypes that will result in expression of the dominant trait? (please use vocabulary)
heterozygous (Bb) and homozygous dominant (BB)
true or false: stomach cells contain the DNA information that codes for brain cell functions
true! all cells in the body contain the full set of DNA
what is the building block of a nucleic acid?
nucleotide
removing the DNA from an egg cell and replacing it with the desired DNA
What is cloning?
deoxyribose and phosphate
What is the backbone?
What are all possible genotypes that can result from crossing Bb and Bb?
BB, Bb, and bb
If one strand of DNA has the following bases, what is the corresponding strand?
ATCCGTAGGTC
TAGGCATCCAG
made up of a sugar, phosphate, and nitrogenous base
What is a nucleotide?
1) grow quickly, 2) have easily identifiable traits, 3) can self-pollinate or be cross pollinated
a threadlike structure of DNA wrapped around protein. Contains genetic information.
If a homozygous recessive parent and a heterozygous parent are crossed, what percent of the children will display the recessive trait?
50%
How many chromosomes do humans have?
23 pairs
What is the full name for RNA?
ribonucleic acid