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c+h ch.3 vocabs

Total questions: 20

Worksheet time: 7mins

Name
Class
Date
1.

define heredity

a)

idk something to do with science stuff .

b)

The passing of traits from parents to offspring.

c)

the passing of traits from offspring to parents.

d)

The traits of offspring

2.

define trait

a)

A characteristic that an organism can pass on to its offspring through its genes.

b)

a characteristic that passes through genes and rarely shows up on the surface.

c)

a fancy word for genes.

3.

what is the definition of genetics

a)

the scientific study of heredity.

b)

the heredity of scientific studies.

c)

the genes that make up your body

d)

the scientific study of genomes

4.

define fertilization

a)

the process by which cells break down molecules to release energy without using oxygen.

b)

the process by which molecules break down cells to release energy without using oxygen.

c)

fertilization

d)

the process by which oxygen molecules get broken down by cells and turned into energy.

5.

define purebred

a)

the traits of many generations that are pure.

b)

The offspring of many generations that have the same traits.

c)

the offspring of many pure animals

d)

a dog

6.

define gene

a)

the set of information that controls a trait' a segment of dna on a chromosome that codes for a specific trait.

b)

the set of information that controls your dna

c)

a lot of 8 shapes with lines inside them

d)

the set of information that controls a trait a segment of chromosome that that controls a specific trait.

7.

define alleles

a)

the different forms of chromosomes.

b)

a type of small mutt.

c)

the different forms of a gene.

d)

a type of gene.

8.

define dominant allele

a)

An allele whose trait always shows up in the organism when the allele is present.

b)

a bigger more dominant allele

c)

what does allele mean again?

d)

the gene that is more dominant bonding with an allele

9.

define recessive allele

a)

an allele that doesn't like the other allele.

b)

An allele that hides when a recessive allele is present.

c)

some science thing.

d)

An allele that is masked when a dominant allele is present.

10.

Define hybrid

a)

a fancy car.

b)

an organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait.

c)

an organism that has four different alleles for a trait; an organism that is monozygous for a particular trait.

d)

a dog of different types of breeds.

11.

probability

a)

.a number that describes how likely the occurrence will event

b)

the description of how likely an event will occur.

c)

a number that describes how likely it is that an event will occur.

d)

a word

12.

punnett square

a)

a chart that shows the possible genetic crosses of alleles.

b)

a chart that shows all the possible combinations of alleles that can result from a genetic cross.

c)

a square in the middle of new york city

d)

possible combinations of alleles that result from a gene

13.

phenotype

a)

a type of gene that causes physical appearance or traits.

b)

an organism's physical appearance or visible traits.

c)

a name for the different types of chromosomes.

d)

a fancy phenix.

14.

genotype

a)

an organism's genetic makeup or allele combinations.

b)

an organism's makeup or alleles

c)

the alleles that make up the organism

d)

:(:(:(:(:(:(:(:(frowny face:(:(:(:(:(:(:(:(

15.

homozygous

a)

having four identical chromosomes.

b)

having four identical alleles for a trait.

c)

having two identical alleles for a trait.

d)

having two identical chromosomes.

16.

heterozygous

a)

having two different chromosomes for a trait.

b)

having two different alleles for a trait.

c)

having two identical alleles for a trait.

d)

having two identical chromosomes for a trait.

17.

codominance

a)

two being dominant? co-dominant.

b)

a condition in which both of two alleles of a gene is dominant or recessive.

c)

a condition in which neither of four alleles of a gene is identical or different.

d)

a condition in which neither of two alleles of a gene is dominant or recessive.

18.

meiosis

a)

the process that formation in the occurs of cells when number of the chromosomes is tripled.

b)

a word I don't know.

c)

the process that occurs in the formation of sex cells when the number of chromosomes is doubled.

d)

the process that occurs in the formation of sex cells by which the number of chromosomes is reduced by half.

19.

messenger RNA

a)

RNA in the cytoplasm that carries an amino acid to the ribosome and adds it to the growing protein.

b)

RNA that copies the coded message from DNA in the nucleus and carries the message into the cytoplasm.

c)

RNA that copies the coded message from DNA in the cell and carries the message into the chromosome.

20.

transfer RNA

a)

RNA in the cell that carries an acid to the ribosome and adds it to the protein.

b)

RNA in the cytoplasm that carries an amino acid to the ribosome and adds it to the growing protein.

c)

cytoplasm amino acid ribosome growing protein science stuff.