Free Printable Heredity Vocab & Concepts Pt1

Worksheets

Heredity Vocab & Concepts Pt1

Total questions: 20

Worksheet time: 36mins

Name

Class

Date

One form of a trait that is ALWAYS present and causes the other form of a trait to disappear is a ________________________

recessive trait

aggressive trait

absent trait

dominant trait

Dominant or recessive?

Dominant

Recessive

Dominant or recessive?

Dominant

Recessive

Dominant or recessive?

Dominant

Recessive

Scientific study of how traits are passed to offspring through genes

Heredity

Genetics

Inheritance

Allele

Heredity is the passing of traits from _____________________ to _____________________

predators to prey

water to rain

parents to offspring

fungi to protists

The hidden form of an inherited trait

dominant trait

recessive trait

purebred

hybrid

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

protein

trait

DNA

gene

Dominant alleles are represented by a:

Male gene

lowercase letter

recessive trait

capital letter

10.

Recessive alleles are represented by a:

Male gene

lowercase letter

recessive trait

capital letter

11.

Different (alternative) forms of a gene are called

Alleles

Homozygous

DNA

Genetics

12.

the passing of genetic traits from parent to offspring.

heredity

trait

gene

allele

13.

He is known as the father of modern day genetics.

Gregory Maxim

Grant Mendel

Gregor Mendel

Grace Mendel

14.

What is an organism called if its alleles are represented by two of the same letter?

purebred

hybrid

dominant

recessive

15.

What is an organism called if its alleles are represented by two different letters?

hybrid

purebred

dominant

recessive

16.

Offspring of crosses between parents with different traits

variation

phenotype

hybrid

dominant

17.

An organism that always produces offspring with the same form of a trait as the parent

purebred

hybrid

variation

recessive

18.

_____ are units of heredity made up of DNA.

Centrioles

Chromosomes

Dnatoms

Genes

19.

After Mendel used purebreds of opposing traits (Tall & Short) in the P generation (parents), what trait showed up in the F1 generation (offspring)?

both traits showed up

only the dominant trait showed up

only the recessive trait showed up

a totally different trait showed up

20.

What type of plants did Gregor Mendel experiment with?

Corn Plants

Peanut Plants

Pea Plants

Basil Plants

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Heredity Vocab & Concepts Pt1

Total questions: 20

Worksheet time: 36mins

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