LO3 Bio STEM Quiz Grade 10

diabetes type 1 differs from type 2 in:

• type 2 can be prevented

• type 1 occurs when the body’s immune system destroys the cells in the pancreas that produce insulin

• type 2 occurs when specific cells are not responding to insulin

• all of the above

In which type of diabetes, the patient can only take oral medicine ?

• type 1

• type 2

• type 3

• type 4

which of those is not a symptom of diabetes?

• blurred vision
• hemoptysis

• frequent urination
• excessive thirst

Which of the following is NOT part of the cell membrane?

• carbs

• lipids

• proteins

• nucleic acid

What does hydrophobic mean?

• neutral towards water
• dissolving in water
• attracting water
• repelling or not mixing with water

What does hydrophilic mean?

• Having a neutral affinity for water
• Being repelled by water
• Having a strong affinity for water
• Being attracted to fire

Which is the protein?

• a

• b

• c

• d

Describe the movement of molecules going through the proteins in the illustration.

• Molecules are moving from a higher concentration to a lower concentration.

• Molecules are moving from a higher concentration to a lower concentration and then from a lower to higher concentration.

• Molecules are moving from a lower concentration to a higher concentration and then from a higher concentration to a lower concentration.

• Molecules are moving from a lower concentration to a higher concentration.

The cellular process in which materials are moved across a membrane from an area of low concentration to an area of high concentration is called

• passive transport
• osmosis
• diffusion
• active transport

What is a bad description of the cell membrane?

• Selectively permeable

• Lipid Bilayer

• Fluid Mosaic Model

• Solid Barrier