11 Questions
What is a recessive allele?
An allele that is only expressed when two copies are present
Why were all F1 plants purple in Mendel's experiments?
Because they had only one allele for purple flowers
Why is an allele considered dominant in a heterozygote?
Because it is expressed while the other allele is not
How are alleles for traits often represented on paper?
With uppercase letters for dominant alleles and lowercase letters for recessive alleles
In the context of pea plants, which letter represents the dominant allele for height?
T
What was the main goal of the Human Genome Project?
To determine the sequence of nucleotide pairs in a human's genome
What does 'genotype' typically refer to in genetics?
A specific set of genetic makeup
Which term describes an organism's genetic material that cannot be seen?
Genotype
What term describes the physical characteristics of an individual organism?
Phenotype
If a pea plant has one allele for purple flowers and one for white flowers, what color will the flowers be if one allele is dominant over the other?
Purple
In genetics, what is a dominant allele?
An allele that is expressed when two different alleles are present
Learn about the Human Genome Project, which aimed to sequence the 3 billion nucleotide pairs in a human's genome. Explore how individual traits are determined by a unique genetic makeup, including visible and invisible characteristics.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
