Show:
DNA
Heredity
Vocabulary
Punnet Squares
Misc
100

What does DNA stand for? 

a. Do Not Assist

b. Deoxyribonucleic acid 

c. Dear Aunt Annie 

d. Detoxifying negative aggression

B. Deoxyribonucleic Acid

100

What is genetics?

The study of heredity, how things are passed down from generations

100

________traits are shown using capital letters while ________traits are shown using lowercase letters

Dominant; Recessive

100

Some genes can be hidden, covered up by another and considered the weaker gene. These are considered to be

Recessive

100
How are traits passed from parent to offspring?
Through genes during reproduction
200

Where is DNA found within the cell?

Nucleus

200
Who first studied heredity and the passage of traits from one generation to the next?
Gregor Mendel
200

In some cases a version of a trait is not completely dominant over another trait, in fact they actually blend together. This is known as....

Incomplete Dominance 

200

What is the punnet square used for?

To determine the outcome of offspring

200

Name any two traits that could be inherited from a parent?

Examples: hair color, eye color, height, skin color, freckles, etc...

300

What is the shape of DNA called?

Double Helix
300
What type of organism did Gregor Mendel use to first study heredity?
Pea Plants
300

The physical characteristic of a trait is which of the following: 

A. Genotype 

B. Phenotype

Phenotype

300
A black chicken (BB) is crossed with a black chicken (BB). What percentage of offspring will be black?
100%
300

Give an example of a homozygous dominant genotype (use any letter you want)

AA 

BB 

CC 

etc.

400

DNA is made up of nucleotides, the three parts that make them include all the following EXCEPT: 

A. Sugar

B. Phosphate

C. Acid

D. Base

C. Acid

400

Different forms of a gene are known as

Alleles

400

What are alleles?

Different forms of a trait

400
Having dimples is dominant (D). Not having dimples is recessive. (d) Both parents are heterozygous for the dominant trait. What percentage of the children will NOT have dimples?
25%
400

Give an example of a heterozygous genotype (Use any letter you want)

Aa 

Bb 

Cc 

etc.

500

Write the complementary stand for the following sequence: 

A  T  G  C  G  A  

T  A  C  G  C  T

500

Who is known as the Father of Genetics?

Gregor Mendel

500

In some cases a version of a trait is equally dominant as the other, in fact they are both seen at the same time. This is known as....

Codominance

500
Long ears are dominant (E) in rabbits. If one parent is homozygous dominant for the long ear trait and the other homozygours reccessive (e), what is the only possible genotype of the offspring?
Ee
500

Two dark brown rabbits have four offspring. Three of the offspring are dark and one is white. What does this tell you about the parents' genes for fur color?

Dark brown is dominant and white fur is recessive. Both parents are heterozygous.