MN551 2025/2026 Exam Questions and
Verified Answers | Already Graded A+
Control center of the cell - 🧠 ANSWER ✔✔Nucleus
What part of the cell contains DNA - 🧠 ANSWER ✔✔Nucleus
Where does work occur in the cell - 🧠 ANSWER ✔✔Cytoplasm
Colloidal solution that contains water, electrolytes, proteins, fats, and
glycogen molecules - 🧠 ANSWER ✔✔Cytoplasm
What part of the cell consists of lipids, carbs, and proteins - 🧠 ANSWER
✔✔Cell membrane
What is the cell membrane made up of - 🧠 ANSWER ✔✔Lipid bilayer
True or False:
,The cell membrane is made up only of lipids and cholesterol molecules - 🧠
ANSWER ✔✔False
It is made of lipids, proteins, and carbs
What is food gives us cellular energy - 🧠 ANSWER ✔✔CHO, proteins, fats,
vitamins, and minerals
What is the purpose of food - 🧠 ANSWER ✔✔Nourishment of bodies-
organs-tissues- cells-molecules
Where do we get vitamins and minerals from - 🧠 ANSWER ✔✔Food
sources
What are the water soluble vitamins - 🧠 ANSWER ✔✔Thiamine, riboflavin,
niacin, pyroxidine, folic acid
Purpose of thiamine - 🧠 ANSWER ✔✔Converts pyruvic acid to acetyl-coA
Purpose of riboflavin - 🧠 ANSWER ✔✔Needed for the production of
coenzymes NAD and FAD
Purpose of niacin - 🧠 ANSWER ✔✔Needed for the production of
coenzymes NAD and FAD
,Purpose of pyroxidine - 🧠 ANSWER ✔✔Cofactor for the enzymes involved
in amino acid metabolism
Purpose of folic acid - 🧠 ANSWER ✔✔Essential for DNA synthesis
Fat soluble vitamins - 🧠 ANSWER ✔✔A, D, E, K
What can vitamin E do to free radicals - 🧠 ANSWER ✔✔Inactivate them
Purpose of vitamin A - 🧠 ANSWER ✔✔Used in the photo pigment of the
retina
Effects of vitamin A deficiency on embryonic development - 🧠 ANSWER
✔✔Interferes with embryonic development
What organ produces vitamin D - 🧠 ANSWER ✔✔Skin
What has to occur for the skin to produce vitamin D - 🧠 ANSWER ✔✔UV
light
Which vitamin is required for the production of prothrombin and for clotting
factors 9 and 10 - 🧠 ANSWER ✔✔Vitamin K
What is the first pathway of cellular respiration - 🧠 ANSWER ✔✔Glycolysis
Is glycolysis aerobic or anerobic - 🧠 ANSWER ✔✔Anerobic
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
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, Where does glycolysis occur - 🧠 ANSWER ✔✔Cytosol
What is the purpose of glycolysis - 🧠 ANSWER ✔✔Converts one molecule
of glucose into two molecules of pyruvate
What does it mean to be anaerobic - 🧠 ANSWER ✔✔Can occur with or
without oxygen
Net yield of glycolysis - 🧠 ANSWER ✔✔2 ATP, 2 NADH, 2 pyruvate
Purpose of the Krebs cycle - 🧠 ANSWER ✔✔Converts pyruvate into
metabolites and generates ATP by pyruvate oxidation and electrons are
produced
As electrons flow down the electron transport chain what is produced - 🧠
ANSWER ✔✔Water and energy
What is the outer membrane of the mitochondria composed of - 🧠
ANSWER ✔✔Lipid layer that is permeable to small molecules because of
proteins
Why is the outer membrane of the mitochondria permeable - 🧠 ANSWER
✔✔Proteins
True or false
Verified Answers | Already Graded A+
Control center of the cell - 🧠 ANSWER ✔✔Nucleus
What part of the cell contains DNA - 🧠 ANSWER ✔✔Nucleus
Where does work occur in the cell - 🧠 ANSWER ✔✔Cytoplasm
Colloidal solution that contains water, electrolytes, proteins, fats, and
glycogen molecules - 🧠 ANSWER ✔✔Cytoplasm
What part of the cell consists of lipids, carbs, and proteins - 🧠 ANSWER
✔✔Cell membrane
What is the cell membrane made up of - 🧠 ANSWER ✔✔Lipid bilayer
True or False:
,The cell membrane is made up only of lipids and cholesterol molecules - 🧠
ANSWER ✔✔False
It is made of lipids, proteins, and carbs
What is food gives us cellular energy - 🧠 ANSWER ✔✔CHO, proteins, fats,
vitamins, and minerals
What is the purpose of food - 🧠 ANSWER ✔✔Nourishment of bodies-
organs-tissues- cells-molecules
Where do we get vitamins and minerals from - 🧠 ANSWER ✔✔Food
sources
What are the water soluble vitamins - 🧠 ANSWER ✔✔Thiamine, riboflavin,
niacin, pyroxidine, folic acid
Purpose of thiamine - 🧠 ANSWER ✔✔Converts pyruvic acid to acetyl-coA
Purpose of riboflavin - 🧠 ANSWER ✔✔Needed for the production of
coenzymes NAD and FAD
Purpose of niacin - 🧠 ANSWER ✔✔Needed for the production of
coenzymes NAD and FAD
,Purpose of pyroxidine - 🧠 ANSWER ✔✔Cofactor for the enzymes involved
in amino acid metabolism
Purpose of folic acid - 🧠 ANSWER ✔✔Essential for DNA synthesis
Fat soluble vitamins - 🧠 ANSWER ✔✔A, D, E, K
What can vitamin E do to free radicals - 🧠 ANSWER ✔✔Inactivate them
Purpose of vitamin A - 🧠 ANSWER ✔✔Used in the photo pigment of the
retina
Effects of vitamin A deficiency on embryonic development - 🧠 ANSWER
✔✔Interferes with embryonic development
What organ produces vitamin D - 🧠 ANSWER ✔✔Skin
What has to occur for the skin to produce vitamin D - 🧠 ANSWER ✔✔UV
light
Which vitamin is required for the production of prothrombin and for clotting
factors 9 and 10 - 🧠 ANSWER ✔✔Vitamin K
What is the first pathway of cellular respiration - 🧠 ANSWER ✔✔Glycolysis
Is glycolysis aerobic or anerobic - 🧠 ANSWER ✔✔Anerobic
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
, Where does glycolysis occur - 🧠 ANSWER ✔✔Cytosol
What is the purpose of glycolysis - 🧠 ANSWER ✔✔Converts one molecule
of glucose into two molecules of pyruvate
What does it mean to be anaerobic - 🧠 ANSWER ✔✔Can occur with or
without oxygen
Net yield of glycolysis - 🧠 ANSWER ✔✔2 ATP, 2 NADH, 2 pyruvate
Purpose of the Krebs cycle - 🧠 ANSWER ✔✔Converts pyruvate into
metabolites and generates ATP by pyruvate oxidation and electrons are
produced
As electrons flow down the electron transport chain what is produced - 🧠
ANSWER ✔✔Water and energy
What is the outer membrane of the mitochondria composed of - 🧠
ANSWER ✔✔Lipid layer that is permeable to small molecules because of
proteins
Why is the outer membrane of the mitochondria permeable - 🧠 ANSWER
✔✔Proteins
True or false
