Genetics Pre Test

What is the job of DNA?

• To give energy to cells

• To store genetic information

• To help digest food
  

• To fight off sickness

Tags

NGSS.MS-LS4-4

NGSS.MS-LS3-1

What do we call the structure of DNA? Double Helix

•  A twisted ladder

• A straight line

• A square

• A circle

 What is a gene?

•  A part of DNA that controls a trait

•  A type of protein in the body
  

• A tiny piece of food

• A type of blood cell

What are different forms of the same gene called?

• Cells

• Proteins

• Alleles

• Chromosomes

Tags

NGSS.MS-LS4-4

If a person’s genotype is one dominant gene (B) and one recessive gene (b), which trait will show?

• The recessive trait

• The dominant trait

• Both traits mixed together

• Neither trait

 What chart helps predict traits in offspring?

•  A DNA model

•  A Punnett Square

• A food pyramid

•  A calendar

Tags

NGSS.MS-LS3-2

 If both parents have blue eyes (a recessive trait), what color will their child’s eyes most likely be?

• Brown

• Blue

• Green

• Hazel

 What does heterozygous mean?

• Two of the same genes (hh / HH)

• Two different genes (Hh)

• No genes (- -)

•  Only recessive genes (hh)

What is selective breeding?

•  Picking parents to get certain traits in offspring

•  A random process that happens in nature

• A way to make animals run faster

• A type of scientific

Tags

NGSS.MS-LS4-4

Which of these is an inherited trait?

•  Learning to read

• Riding a bike

• Having dimples

• Speaking a language

Tags

NGSS.MS-LS4-4