biology Grade 8

What is MITOSIS?

• It is a prosses that the cell divide.

• The cell die

• The cell produce bananas

• The process that a cell join in other cells

What DNA stand for? (Write the full name of DNA) (All small letters and add a space between)

(a)  

What is Histone Protein?

• basic proteins found in chromosomes. 

• basic proteins found in DNA. 

• basic proteins found in earth. 

• basic proteins found in hair. 

What does chromosome mean?

• An X-liked structure that contains DNA.

• An X-liked structure that contains RNA.

• An Y-liked structure that contains DNA.

• An Y-liked structure that contains RNA.

What is Mutation?

• permanent alterations in the DNA sequence.

• permanent alterations in the RNA sequence.

• permanent alterations in the chromosome sequence.

What is the full name of RNA?(Same as last one)

(a)  

What is Gene?

•  The basic unit of genetics

•  The basic unit of DNA

•  The basic unit of RNA

What is metamorphosis?

• being bananas

• A transform that the organism is very different when it is an adult to when it is still young.

• A transform that the organism is very different when it is an adult to when it is in dirt.

What is grafting?

• the act of joining two plants together.

• the act of joining two chromosome together.

• the act of joining two people together.

• the act of drawing a picture with two people

What is cell cycle?

• A cycle that the cell grows and develop.

• A cycle that the human grows and develop.

• A cycle that the banana grows and develop.

Answer explanation

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