Chains of amino acids are

• proteins

• nucleic acids

• carbohydrates

• lipids

Tags

NGSS.HS-LS1-6

A ___________________ is an organic molecule used as the body's primary source of energy.

• protein

• nucleic acid

• carbohydrate

• lipid

Which biomolecule builds muscle tissue?

• protein

• nucleic acid

• carbohydrate

• lipid

Tags

NGSS.HS-LS1-6

What is the difference between a plant cell and an animal cell?

• Plant cell has a cell membrane and chloroplasts

• planet cell has a cell wall and chloroplasts

• animal cell has a cell membrane and a cell wall

• animal cell has a cell wall and chloroplasts

Mechanical digestion

• is a physical process

• is not a physical process

• does not break down food

• results in a new substance

Chemical digestion

• results in the formation of a new substance

• does not break down food

• is a physicial process

• does not result in a new substance does not result in a new substance

Tags

NGSS.MS-LS1-7

A group of tissues working together form

• a cell

• an organism

• an organ system

• an organ

Tags

NGSS.HS-LS1-2

Eliminating waste is the primary function of the

• Excretory System

• Digestive System

• Respiratory System

• Integumentary system

Where does mechanical and chemical digestion take place?

• mouth

• stomach

• small intesting

• mouth and stomach

Water is removed from digested food in which organ of the digestive system?

• mouth

• stomach

• small intestine

• large intestine