Gen Bio Review Activity (3rd QTR)

In an airplane flight going to Canada, the passengers are sorted into first class area and economy. In relation to transport system, what type of transport is it?

• phagocytosis

• facilitated diffusion

• pinocytosis

• osmosis

Which part allows the passage of ions inside the cell membrane?

• A

• B

• D

• E

Cholesterol is embedded in the cell membrane to maintain the structural integrity and

regulates its fluidity. Which part represents cholesterol?

• C

• F

• G

• I

Proteins and polysaccharides are both polymers. These polymers are formed by dehydration synthesis. Which statement correctly identifies a difference in the structure of proteins and polysaccharides?

• Only polysaccharides are made of repeating units of cytosine, adenine, guanine, and thymine.

• Only polysaccharides can be folded and twisted to very specific shapes.

• Only proteins are formed from amino acids joined by peptide bonds.

• Only proteins can be large molecules made of glycerol.

A sample of biomolecule contains the following molecules, oxygen, nitrogen, carbohydrates and hydrogen. What biomolecule is described?

• carbohydrates

• fats

• protein

• nucleic acif

Which of the following osmotic pressure is applied in making dehydrated vegetables found in easy to cook noodles and soups.

• hypertonic

• hypotonic

• osmosis

• equillibrium

What is a monomer?

• a type of covalent bond in organic molecules

• a building block of organic molecule

• a type of amino acid

• a long chain of nucleotide bases

It helps repair and build your body's tissues, allows metabolic reactions to take place and coordinates bodily functions.

• protein

• lipids

• carbohydrates

• nucleic acid

Which of the following is a beneficial effect of lipids in the body?

• Excessive consumption of lipids initiates cardiovascular problems

• Lipids help in the repair of tissues

• Lipids allows the absorption of fat-soluble substances in the body

• Lipids provides the primary source of energy for daily activities and locomotion

Which of the following is NOT included in the group?

• oil

• wax

• fat

• sugar