GCSE biology revision

A section of DNA that codes for a particular protein is called a .............

• gene

• chromosome

• cytoplasm

• nucleus

Proteins consist of long chains of ..................

• amino acids

• fatty acids

• glycerol

• carbohydrates

How many bases are needed to code for one amino acid?

• 1

• 2

• 3

• 4

which of these organs in NOT part of the digestive system?

• stomach
• liver
• kidneys
• oesophagus

in which organ is most of your food absorbed?

• stomach
• liver
• large intestine
• small intestine

in which organ is water removed from your food?

• stomach
• liver
• large intestine
• small intestine

Which of the following nutrients is important for body, cell, and muscle growth and repair?

• vitamins
• fats
• proteins
• carbohydrates

Tags

NGSS.MS-LS2-1

What is part B?

• optic nerve

• retina

• iris

• suspensory ligaments

• cornea

What is part A?

• optic nerve

• retina

• iris

• suspensory ligaments

• cornea

What is part E?

• optic nerve

• retina

• iris

• suspensory ligaments

• cornea