Vocabulary
The weaker allele is called __________ .
reccessive
Gregor Mendel is considered the Father of _______.
Genetics
What did the marshmellows represent?
Pairs
What two types of thumbs do most people have?
Straight and Hitchhiker
An ________are pairs or a series of genes.
allele
The stronger allele is called __________.
dominant
Mendel's work became the basis for the field of genetics, the study of ________.
heredity
DNA is a ________helix molecule.
double
What two types of chins do most people have?
Cleft and no cleft
A __________square is a model used to predict the possible combinations of inherited factors.
Punnett
The genetic make up of organisms.
genotype
Mendel was not a scientist, but he taught ______________ science at the monastery.
high-school
_______________are strands of tightly wound DNA.
Chromosones
What two types of hairlines do most people have?
Widow’s peak and straight
Characteristics that are acquired such as injuries or learned skills, _______ be inherited.
cannot
The physical appearance.
Phenotype
He noticed that certain _______ in the parent plants could be predicted to occur in a certain percentage of the offspring.
traits
TRUE OR FALSE:
DNA is a triple helix molecule.
FALSE
What two types of earlobes do most people have?
Free and attached
Genes are sections of a chromosome that carry the code for a particular _________.
trait
Two of the same alleles for one trait
Homozygons
Mendel did not know about ____ or chromosomes, and he could not explain how these traits were passed down.
DNA
TRUE OR FALSE: Humans have 23 pairs of chromosomes.
TRUE
What is a trait that can be present or absent?
Dimples, finger hair
Genetic engineering has numerous practical applications in m________, a________, and b______.
medicine, agriculture, biology