Genetics Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Ancestor

A

A person from whom one is descended from

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Descendant

A

A person, plant, or animal that is descended from a particular ancestor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Asexual reproduction

A

Genetic material is donated from only one parent; offspring are identical to the parent and each other (uniform)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Chromosome

A

Made of DNA located in the nucleus; contains genetic information needed to carry our cell functions and make new cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Allele

A

One of two or more genes that may occur on a chromosome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Diverse Offspring

A

Different combinations of alleles from each parent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Uniform Offspring

A

Offspring are identical to the parent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

DNA

A

Located in the nucleus; determines the genetic traits of an organism (deoxyribonucleic acid)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Gene

A

A segment of DNA found on a chromosome; determines the inheritance of a particular trait

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Heredity

A

The passage of genetic instructions from one generation to the next

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Genetics

A

The study of heredity and the variation of inherited characteristics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Sexual reproduction

A

Genetic material is donated from two parents; offspring differ from each parent and each other (diverse)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Traits

A

Behavioral characteristics or physical attributes of an organism that are expressed by genes and/or influenced by the environment

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Heterozygous

A

If an individual carries two different genres for a trait (Aa)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Homozygous

A

If an individual carries the same two alleles for a gene (AA or aa)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Dominant Trait

A

Inherited characteristic that appears in an offspring if it is contributed from a parent through a dominant allele

17
Q

Recessive Trait

A

A trait that is expressed when an organism has two recessive alleles

18
Q

Genotype

A

The genetic constitution of an individual organism

19
Q

Phenotype

A

The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment

20
Q

Punnet Square

A

Used to calculate and depict all the combinations of the different genotypes and phenotypes among the offspring