SI BIO220 Review Session

Chemical Basis of Life

Glands

Bodily Systems/Organizations

Inorganic and Organic Compounds

Random

100

Isotopes refer to ___________

A) an equal number of protons and neutrons

B) unequal number of protons and neutrons

C) an equal number of protons and electrons

D) Presence of many shells in an atom

A) an unequal number of protons and neutrons

100

The ______ gland regulates the level of calcium and is located on the _____ gland

A) thymus, adrenal

B) pancreas, thyroid

C) hypothalamus, adrenal

D) parathyroid, thyroid

100

Cytology and histology are two branches of _________ anatomy

A) Gross (Macroscopic)

B) Microscopic

C) Developmental

B) Microscopic

100

Starch and glycogens is an example of a ________, which is a carbohydrate

A) peptide bond

B) disaccharides

C) amino acids

C) polysaccharides

100

Metabolism produces ______, CO2, ______, and metabolic waste (which you get rid of with urine)

A) O2, heat

B) ATP, O2

C) ATP, heat

D) heat, H20

C) ATP, heat

200

__________ bonds share the same electrons while ______ bonds lose and gain electrons

A) covalent, hydrogen

B) ionic, covalent

C) covalent, ionic

D) hydrogen, ionic

C) covalent, ionic

200

The ________ gland controls all other endocrine glands

A) pancreas

B) pituitary

C) pineal

D) parathyroid

B) pitutary

200

The two control systems are the _______ which is slow-acting and ______ system which is fast-acting.

A) Skeletal, muscular

B) Endocrine, cardiovascular

C) Respiratory, lymphatic

D) Endocrine, nervous

200

Which one is not an organic compound?

A) Carbohydrates

B) Proteins

C) Fats

E) Nucelotides

200

________ is not an intracellar junction commonly found in our body

A) sealed junctions

B) tight junctions

C) gap junctions

D) desomosomes

A) sealed junctions

300

The strongest bonds are _________, while the weakest bonds are ____________.

A) Ionic, hydrogen

B) Covalent, ionic

C) Hydrogen, covalent

D) Covalent, hydrogen

300

The _________ plays a role in our circadian sleep cycle and produces melatonin, while the ______ gland plays a role and immunity

A) pancreas, parathyroid

B) thyroid, adrenal

C) pineal, pituitary

D) pineal, thymus

300

Which is false?

A) Metabolism mainly occurs in the liver

B) Energy or ATP is produced by metabolism

C) Metabolism consists of anabolism (building up) and catabolism (breaking down)

D) Metabolism occurs in both living and nonliving matters

300

Which of the following statements about water is not correct?

A) it has a high heat capacity

B) It is the most abundant organic compound

C) It is the site for many chemical reactions

D) 60-80% cell volume is water

C) It is the site for many chemical reactions

300

_________ nerves take information to the brain, while ___________ nerves take information away from the brain and into the body.

A) afferent, efferent

B) receptor, control center

C) efferent, afferent

D) effector, receptor

A) Afferent, efferent

400

Amino acids building into proteins is an example of a ____________ reaction, while glycogen being broken down into glucose is an example of a ___________ reaction.

A) Exchange, decomposition

B) Synthesis, exchange

C) Synthesis, decomposition

D) Decomposition, exchange

C) Synthesis, decomposition

400

The adrenal gland would secrete ___________ and cortisol if you saw a tiger while walking around campus, if you are stressed about the upcoming exam, or during puberty

A) insulin

B) glucagon

C) calcium

D) epinephrine

400

Following are the examples of positive feedback mechanisms of homeostasis

A) temperature regulation

B) blood clot formation

C) childbirth

D) regulation of heart rate and blood pressure

E) both A and C

E) blood clot formation and childbirth

400

Organic compounds contain ________ and hydrogen, while inorganic compounds typically do not

A) nitrogen

B) water

C) carbon

D) oxygen

C) carbon

400

The active form of Vitamin D is called _______, while the inactive form is called cholicaterferol. This conversion occurs in the _______

A) retinol, kidney

B) carotenoids, stomach

C) calcetrid, liver

D) calcetrid, kidneys

500

The higher the hydrogen concentration, the ______ the pH, and the _________ the acidity. The higher the hydroxide concentration, the ____ the pH, and the ___________ the alkalinity

A) lower, higher, lower, higher

B) higher, higher, lower, lower

C) lower, higher, higher, higher

D) lower, lower, higher, lower

C) lower, higher, higher, higher

500

The pancreas releases insulin, which _________ blood sugar level (glucose) and glucagon, which ________ blood sugar (glucose).

A) increases, decreases

B) increases, increases

C) decreases, decreases

D) decreases, increases

500

The levels of organization in order are:

A) tissue, chemical, organ, organism, organ system, cellular

B) cellular, tissue, organ system, organ, chemical, organism

C) chemical, cellular, tissue, organ, organ systems, organism

D) organism, organ, organ system, cellular, tissue, chemical

C) chemical, cellular, tissue, organ, organ systems, organism

500

_______ fats are the "bad" fats. Examples include butter and cream cheese. ______ fats are the "good" fats. Examples include coconut oil and vegetable oil.

A) Polysaccharides, monosaccharides

B) Saturated, unsaturated

C) protein, disaccharides

D) Unsaturated, saturated

B) Saturated, unsaturated

500

Mutation of two common type genes that cause cancer are _________

A) oncogenes and tumor suppressor genes

B) oncogenes and turbogenes

C) turbogenes and cytogenes

D) mygoenes and tumor suppressor genes

A) oncogenes and tumor suppressor genes