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Genetics and Heredity Concepts

Total questions: 28

Worksheet time: 14mins

Name
Class
Date
1.

The passing of genetic traits from parent to offspring

a)

Dominant

b)

Genetics

c)

Heredity

2.

The signs of heredity and of the mechanisms by which traits are passed from parent to offspring

a)

Law a segregation

b)

Heredity

c)

Genetics

3.

The expressed form of a trait

a)

Dominant

b)

Recessive

c)

Probability

4.

The trait that is not expressed when the dominant form of the trait was present

a)

Dominant

b)

Recessive

c)

Incomplete dominance

5.

Describes an individual that has identical alleles for a trait on both homologous chromosomes

a)

Homozygous

b)

Heterzygous

c)

Phenotype

6.

It describes an individual that has 2 different alleles for a trait

a)

Homozygous

b)

Heterzygous

c)

Genotype

7.

The entire genetic makeup of an organism, also the combination of genes for one or more specific traits

a)

Phenotype

b)

Genotype

8.

An organisms, appearance or other detectable characteristics that result from the organism's genotype and the environment

a)

Phenotype

b)

Genotype

9.

Mendel's law that states that the pairs of homologous chromosomes separate in meiosis, so that only one chromosome would from each pair is present in gamete

a)

Law of separation

b)

Law of independent assortment

c)

Crossing over

10.

The law that state that genes separate independently from one another in meiosis

a)

Law of segregation

b)

Law of independent assortment

c)

Crossing over

11.

A graphic use to predict the results of a genetic crossA graphic used to predict the results of a genetic cross

a)

Punnett square

b)

Dihybird Square

12.

A graphic used to predict the results of a genetic cross using two different observed traits

a)

Punnnett Square

b)

Dihybird Square

13.

One of the alternative forms of genes that governs a characteristic such as hair color

a)

Alleles

b)

Genetics

c)

Heredity

14.

The likelihood that a possible future event will occur in any given instance of the event. The mathematical ratio of the number of times the one outcome of any event is likely to occur to the number of possible outcomes of the event. That a possible future event will occur in any given instance of the event. The mathematical ratio of the number of times the one outcome of any event is likely to occur to the number of possible outcomes of the event

a)

Probability

b)

Pedigree

c)

Sex linked traits

15.

A diagram that shows the occurrence of a genetic trait in several generations of a family

a)

Pedigree

b)

Sex linked traits

c)

Codominance

16.

A trait that is determined by a gene found on one of the sex chromosomes, such as the x chromosomes or the y chromosomes in humans

a)

Sex link traits

b)

Chromosomes

c)

Polygenic traits

17.

A characteristic of an organism that is determined by many genes

a)

Sex linked traits

b)

Polygenic trait

c)

Incomplete dominance

18.

A condition in which a trait in a individual is intermediate between the phenotype of the individual's two parents, because the dominant alleles is unable to express itself fully

a)

Polygenic trait

b)

Incomplete dominance

c)

Codominance

19.

A condition in which both alleles for a gene are fully expressed

a)

Incomplete dominance

b)

Codominance

20.

Entire set of genetic information then organism carries in its DNA

a)

Karyotype

b)

Genome

c)

Traits

21.

The number of visual appearances of the chromosomes in it, the cell nuclei of a organisms or species

a)

Karyotype

b)

Traits

c)

Genome

22.

A genetically determined characteristic examples could be a physical leaf shape, hair color or behavioral, like nesting or feeding

a)

Genome

b)

Traits

c)

Genetics

23.

In eukaryotic so one of the structures in the nucleus that's made up of DNA in protein in a prokaryotic cell, the main ring of d n a any chromosomes, that is not a sex chromosome

a)

Traits

b)

Chromosomes

c)

Meiosis

24.

A type of cell division that results in four dollar cells, each with half the number of chromosomes of the parent, so adding A type of cell division that results in 4 daughters cells, each with half the number of chromosomes of the parent cells such as in the production of gametes and plant spores

a)

Chromosomes

b)

Traits

c)

Meiosis

25.

Cells that contain only a single haploid set of chromosomes, eggs in sperm cells in plants, grains of pollen and egg cells, implant ovulse, also called germ cell four reproductive cell sex cells

a)

Gametes

b)

Chromosomes

c)

Meiosis

26.

Containing two complete sets of chromosomes, one from each parent

a)

Diploid

b)

Haploid

27.

Having a single set of unpaired chromosomes

a)

Diploid

b)

Haploid

28.

Process, where homologous chromosomes pair up with each other in exchange segments of their d. N a during prophase one

a)

Crossing over

b)

Meiosis