Cells part 1

What is the real purpose of saliva?

• Slows up digestion
• Speeds up digestion
• Makes better spitballs
• Prevents chapped lips

The two types of nucleic acids are

• Chlorophyll and Halitosis
• DNA & RNA
• Lipids and Sugars
• Glucose and Glycogen

Which in NOT a Lipid?

• Saturated Fats
• Starch
• Cholesterol
• Earwax

Which of the following is a large molecule of many simple sugars?

• Monosaccharide
• Disaccharide
• Polysaccharide
• Googlesaccharide

Which of the following is a large molecule of one sugar?

• Monosaccharide
• Disasacchairde
• Polysaccharide
• Googlesaccharide

Ionic bonds form between molecules that have:

• Opposite charges
• The same charge
• No charge
• Neutral charges

The two strands of a DNA molecule are held together by:

• Ionic bonds
• Strong hydrogen bonds
• Weak hydrogen bonds
• Glue

A molecule shaped like a spiral staircase (double helix) is typical of:

• Deoxyribonucleic acid (DNA)
• Ribonucleic acid (RNA)
• Lipids
• Carbohydrates

Which is NOT an important characteristic of water for living things?

• Surrounds all cells
• Is found inside cells
• Influences the shape of the cell membrane
• Water contains no nutrients

DNA stores

• Fat
• Carbohydrates
• Protein
• Heredity Information