Quiz about Genetics - True or False

Question 1

Genes are short lengths of chromosomes.

Accepted Answer

True

Answer

False

Question 2

Chromosomes are found in the nucleus of a cell.

Accepted Answer

True

Answer

False

Question 3

Meiosis and mitosis are types of cell division.

Accepted Answer

True

Answer

False

Question 4

Mutations are very common.

Accepted Answer

False

Answer

True

Question 5

Another name for gametes is sex cells.

Accepted Answer

True

Answer

False

Question 6

Alleles are alternative forms of a gene.

Accepted Answer

True

Answer

False

Question 7

If an individual has identical alleles, it is heterozygous for that gene.

Accepted Answer

False

Answer

True

Question 8

The entire set of alleles of an individual is known as its genotype.

Accepted Answer

True

Answer

False

Question 9

Alleles may be dominant or recessive.

Accepted Answer

True

Answer

False

Question 10

The phenotype is the physical characteristics of an organism.

Accepted Answer

True

Answer

False

Question 11

A 'monohybrid' cross is the inheritance of many characteristics.

Accepted Answer

False

Answer

True

Question 12

The first generation of offspring are called F₂ in genetics.

Accepted Answer

False

Answer

True

Question 13

Female sex cells are made up of two X chromosomes.

Accepted Answer

True

Answer

False

Question 14

A child's gender is determined by the type of chromosome passed on by the father.

Accepted Answer

True

Answer

False

Question 15

Human cells, apart from sex cells, usually have 46 chromosomes.

Accepted Answer

True

Answer

False

Question 16

Cells only having half the 'normal' number of chromosomes are diploid.

Accepted Answer

False

Answer

True

Question 17

Meiosis is how sex cells reproduce.

Accepted Answer

True

Answer

False

Question 18

Offspring is another name for children.

Accepted Answer

True

Answer

False

Question 19

Organisms are not affected by the environment in which they live.

Accepted Answer

False

Answer

True

Question 20

Punnett squares show the different genotypes and phenotypes of offspring.

Accepted Answer

True

Answer

False

Question 21

Mutations can be caused by mistakes in copying DNA.

Accepted Answer

True

Answer

False

Question 22

Sex linkage refers to a characteristic being connected to the X or Y chromosome.

Accepted Answer

True

Answer

False

Question 23

DNA is a thread-like mass of nucleic acids and basic proteins.

Accepted Answer

True

Answer

False

Question 24

Mitosis involves two cell divisions.

Accepted Answer

False

Answer

True

Question 25

Mitosis produces cells for growth and repair.

Accepted Answer

True

Answer

False

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