What are the building blocks of DNA and what are their 3 parts?
Nucleotides. Made up of a Sugar, Phosphate, and a Base
100
Two forms of a single gene are called..
alleles
100
The physical appearance of an organism. Examples include green eyes, attached earlobes, curly hair.
Phenotype
100
A change in DNA sequence.
Mutation
200
What is DNA's shape described as being?
A "twisted ladder" or a "double helix"
200
Percent chance that an event will occur. (hint: starts with P)
Probability
200
If brown fur is dominant to white fur in guine pigs, what is the chance the offspring will have white fur if the parents are homozygous dominant and homozygous recessive?
0%
200
The transferring of genes from one organisms to another.
Genetic Engineering
300
What does Adenine pair with?
What does Cytosine pair with?
Adenine pairs with Thymine
Cytosine pairs with Guanine
300
The inherited combination of alleles is known as the offsprings (RR, Rr, rr)
Genotype
300
In rabbits, black fur is dominant over whiter fur. If a heterozygous black rabbit is crossed with a homozygous white rabbit, what percentage of the offspring will have black fur?
50%
300
A characteristic that can be passed from parent to offspring
Trait
400
Nucleotides arrange a code by using their bases (A,T,C,G). What is this code called?
A gene
400
The set of instructions an offspring receives from each parent is called.
Gene
400
An example of homozygous recessive.
rr
400
Being able to speak Spanish is a __________ trait.
Acquired
500
If one half of the DNA strand is:
ATCGTACG...what is the other complimentary half?
TAGCATGC
500
When a trait hides or covers the expression of another trait it is...
Dominant
500
An organism that has two different alleles for a trait
Heterozygous
500
You're born with blonde hair. This is an __________ trait.