Genetics

outward appearance of an organism, regardless of its genes.

• phenotype
• genotype
• haploid
• deploid

When a capital letter is used, what kind of allele is being represented?

• Recessive Allele
• Codominance
• Punnett Squares
• Dominant Allele

T13 - Nondisjunction is related to a number of serious human disorders. How does nondisjunction cause these disorders? 

• alters the number of zygotes
• alters the chromosome structure
• alters the number of gametes
• alters the number of chromosomes

Who is the father of Genetics?

• Jim Watson

• Gregor Mendel

• Charles Darwin

• Jimmy Hendrix

The first 22 pairs of chromosomes in the human genome are often referred to as...

• autosomal chromosomes.

• zygotic chromosomes.

• sex chromosomes.

• unbalanced chromosomes.

What is a chromosome inversion?

• A condition where a piece of a chromosome breaks away and is reinserted into the DNA "upside down".

• A condition where chromosomes are ordered in an inverted fasion from chromosome 23 to chromosome 1.

• A condition where a chromosome is read back to front by RNA to result in an improper protein (or no protein at all).

• A condition where two chromosomes break apart and swap places.

When two identical alleles for a trait are in an organism, the organism is said to be ____________?

• Heterozygous
• Homozygous
• allele
• resseive

A _________ is a diagram that traces the inheritance of a particular trait

The gamete that contains genes contributed only by the mother is ____________.

• the sperm

• an egg

• a zygote

• dominant

T12 - What type of gene mutation has occurred here? Normal-
AGA-TTC-ATA-GCG
Mutant-
AGA-TTC-AAT-AGC-G

• deletion frameshift
• insertion frameshift
• substitution
• nonsense