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Midterm 1 - KINE2011

Question 1 of 12

1

How many amino acids can our body produce?

Select one of the following:

  • 8

  • 12

  • 20

  • 10

Explanation

Question 2 of 12

1

An amino acid consists of a...

Select one or more of the following:

  • Amino group

  • Side Chain

  • 5 carbon sugar

  • Carboxyl group

  • Phosphate group

  • Cholestrol

Explanation

Question 3 of 12

1

The absence of a double bond within the fatty acid carbon chain makes it unsaturated.

Select one of the following:

  • True
  • False

Explanation

Question 4 of 12

1

What is the role of cholesterol in the membrane?

Select one of the following:

  • Help keeps the shape of the membrane circular

  • Attachment site for glycogen molecules

  • Enzyme attachment site

  • Role in membrane fluidity

Explanation

Question 5 of 12

1

What is the role of microfilaments in the epithelial cell in the small intestines?

Select one of the following:

  • The microfilaments increase the cell surface area during meiosis and mitosis

  • The microfilaments provide a stiff surface for cellular respiration to happen in the small intestines

  • The microfilament increases the surface area of cell allowing the microvili projections to stand upright and absorb nutrients

Explanation

Question 6 of 12

1

What are the four cell types that move on their own?

Select one or more of the following:

  • Sperm

  • Egg

  • Red Blood Cells

  • White blood Cells

  • Fibroblast

  • Skin

  • Epithelial Cells

Explanation

Question 7 of 12

1

How do motor neurons send messages/ impulses to other cells that are far away?

Select one or more of the following:

  • The long microtubules in the motor neuron cell can overcome the distance by stretching the cell and having mitochondria through out the axon to deliver the action potential in the cell.

  • The long microtubules in the motor neuron cells can overcome the distance by stretching the cell and having it connect to the other cell by cell - to - cell adhesion

  • The long microtubules in the motor neuron cell can overcome the distance by stretching the cell long enough to reach the spinal cord

Explanation

Question 8 of 12

1

During ATP production, when the electron is passing through the complexes in the ETC 75% of the energy is lost as heat.

Select one of the following:

  • True
  • False

Explanation

Question 9 of 12

1

Lipids are not defined by a single monomer, lipids have various structures and lipids are defined by solubility in water.

Select one of the following:

  • True
  • False

Explanation

Question 10 of 12

1

How are glands formed during embryonic development?

Select one of the following:

  • Formed by pockets of epithelial tissue that dip inward from the surface and develop secretory abilities.

  • Formed by mass production of epithelial cells that ball into a gland

  • Formed by nerve cells that develop secretory abilities.

Explanation

Question 11 of 12

1

What are the two categories of glands?

Select one or more of the following:

  • enocrine

  • endocrine

  • mesocrine

  • exocrine

  • mendocrine

  • ecocrine

Explanation

Question 12 of 12

1

Sweat glands and glands that secrete digestive juice are examples of the exocrine system.

Select one of the following:

  • True
  • False

Explanation

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