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Science chapter 4

Total questions: 25

Worksheet time: 25mins

Name
Class
Date
1.

Mendel made three key designs in his experiments, what were they?

a)

used purebred plants

b)

Watch constantly

c)

Observed seven either-or traits

d)

Controlled breeding

e)

Kept them in sunlight

2.

What are Mendelssohn three principles

a)

Segregation

b)

Dominant vs. recessive

c)

PMAT

d)

Independent assortment

3.

DNA in coiled form is

a)

Allele

b)

Chromosome

c)

Gene

d)

Genotype

4.

Segment of DNA, Contains code for one trait, and occurs in pairs

a)

Allele

b)

Genome

c)

Phenotype

d)

Gene

5.

Any alternative form of a gene that may occur at a specific gene locus (point)

a)

Heterozygous allele

b)

Allele

c)

Homozygous allele

d)

Gene

6.

all of an organism’s genetic material

a)

Genome

b)

DNA

c)

Genotype

d)

Gene

7.

Genetic makeup (the letters), Example: GG, Gg, or gg

a)

GENE

b)

Genome

c)

Genotype

d)

DNA

8.

Physical makeup (description), Example: green or yellow pea

a)

Anaphase

b)

Phenotype

c)

Genome

d)

Allele

9.

Select all the Homozygous alleles

a)

gg

b)

GG

c)

Gg

10.

Select all the Heterozygous alleles

a)

gg

b)

GG

c)

Gg

11.

The _______ ______ predicts the probability of traits in offspring IF you know the genotype of the parents.

a)

Genotypic ratio

b)

Punnet square

c)

Mendel’s theory

d)

UR FRICKEN MOM 😎👈

12.

________The chances of an event happening, May be expressed as a ratio, fraction, decimal, or percent

a)

ur dumb if you don’t know this 🥲😳😬🙄😪💩💩💩jk

b)

Probability

c)

Punnett square

d)

Monohybrid

13.

A Monohybrid cross examines two traits.

a)

True

b)

False

14.

Heredity patterns can be calculated with probability.

a)

True

b)

False

c)

This isn’t the answer but gl I hope u get 100% on your science test

15.

The more data you have, the closer the actual occurrence will be to the predicted occurrence.

a)

True

b)

False

16.

Compares or shows the relationship between two quantities

a)

Ratio

b)

Probability

c)

fertilization

d)

Gene

17.

When a sperm and egg combined to form one new cell

a)

Sexual reproduction

b)

Egg

c)

Fertilization

d)

Meiosis

18.

A gamete that forms in the reproductive organs of a female

a)

sperm

b)

Egg

c)

Gene

d)

Gametes

19.

The allele that is expressed in the phenotype when two copies of it or present on the homologs

a)

Phenotype

b)

Dominit

c)

Recessive

d)

Telophase

20.

The actual characteristics in an organism has

a)

Dominit

b)

Phenotype

c)

heredity

d)

Meiosis

21.

The passing of genes from parents to offspring

a)

heredity

b)

meiosis

c)

phenotype

d)

Poop

22.

A gamete that forms in the reproductive organs of a male

a)

Fertilization

b)

Egg

c)

Sperm

d)

Recessive

23.

The process in which a cell containing genetic information from the mother and a cell containing genetic information from the father combine into a completely new cell, which becomes the offspring

a)

Fertilization

b)

Mitosis

c)

Sexual reproduction

d)

Meiosis

24.

The allele that is expressed in the phenotype even if it is the only copy present in the genotype

a)

Heredity

b)

Dominant

c)

Gametes

d)

Recessive

25.

Mitosis is a process where a single cell divides into two identical daughter cells

a)

True

b)

False