Cell metabolism/respiration

The metabolic pathway that uses energy, builds (e.g. protein synthesis), and undergoes an endergonic reaction is termed...

• anabolic

• catabolic

• metabolism

• all of the above

Answer explanation

Tags

NGSS.HS-LS2-3

Which pathway releases energy, is termed a "break down path", and undergoes an exergonic reaction.

• anabolism

• catabolism

• metabolism

• all of the above

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Dehydration synthesis utilizes a ___ reaction, whereas ATP hydrolysis utilizes a ___ reaction.

• electrical; mechanical

• anabolic; catabolic

• catabolic; anabolic

• exergonic; endergonic

Answer explanation

ATP's structure includes:

• 3 phosphate groups, 2 ribose sugars, 2 adenines

• 3 phosphate groups, 1 ribose sugar, 1 adenine

• 2 phosphate groups, 1 ribose sugar, 1 adenine

• 2 phosphate groups, 2 ribose sugars, 2 adenines

Answer explanation

ATP drives __ reactions by phosphorylation. For example, the Na+/K+ pump is powered by the __ of ATP.

• endergonic; hydrolysis

• exergonic; hydrolysis

• endergonic; synthesis

• exergonic; synthesis

The energy that is released from chemical bonds during cellular respiration is stored in molecules of__.

• glucose

• ATP

• ADP

• protein

Answer explanation

Tags

NGSS.HS-LS1-7

Release of chemical energy in the cell often occurs through the ___ of glucose.

• oxidation

• reduction

• apoptoism

• formation

Answer explanation

Tags

NGSS.HS-LS1-7

Cellular respiration breaks down into 3 major steps. Identify which is aerobic (AE) vs. anaerobic (AN).

• 1. glycolysis (AE)

  2. Krebs cycle (AN)

  3. ETC (AN)

• 1. glycolysis (AN)

  2. Krebs cycle (AN)

  3. ETC (AE)

• 1. glycolysis (AN)

  2. Krebs cycle (AE)

  3. ETC (AE)

• 1. glycolysis (AE)

  2. Krebs cycle (AN)

  3. ETC (AN)

Answer explanation

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

NADH and FADH2 are products of the krebs cycle. (multiple answers)

• are utilized during oxidative phosphorylation

• are energy carriers

• donate their electrons to the ETC

• are coenzymes embedded in the outer membrane of the mitochondria

Answer explanation

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Glycolysis takes place in the____, Citric Acid Cycle takes place in the ___, & the ETC takes place in the______.

• Cytosol, Mitochondrial Inner Membrane, Mitochondrial Matrix

• Mitochondria, Cytoplasm, Mitochondria

• Cytoplasm, Mitochondria, Cytoplasm

• Cytosol, Mitochondrial matrix, Mitochondrial Inner Membrane

Tags

NGSS.HS-LS1-7