Smart Edition

Question 1

An intracellular chemical signal can be produced in the cell membrane. Once it is produced, where does it go?

Answer 1

To another part of the same cell

Question 2

Where does the majority of diffusion of nutrients through digestive walls take place in the digestive system?

Answer 2

small intestinal capillaries

Question 3

If a person smells something sweet, what form of information is this initially perceived as in the nervous system?

Answer 3

(special) sensory

Question 4

Immune cells are what type of tissue, out of the 4?

Answer 4

connective tissue

Question 5

What is the air conducting portion of the respiratory system where air is delivered to the lungs

Answer 5

larynx, trachea, bronchi, bronchioles

Question 6

What is the gas exchange portion of the respiratory system?

Answer 6

alveoli and pulmonary capillaries and the lungs

Question 7

What body system is the skeletal system most closely associated with when hematopoiesis happens?

Answer 7

cardiovascular system

Question 8

Which sequence describes the hierarchy level of biological organization?

Answer 8

Kingdom, phylum, class, order, family, genus, and species

Question 9

What standard is used to make comparisons in experiments?

Answer 9

control group

Question 10

Why did it take many years for the cell theory to be developed?

Answer 10

Advancements in microscopy took place slowly

Question 11

Cell theory components (3)

Answer 11

• all living things are made of one or more cells
• cells are the basic unit of life
• all cells are produced from pre-existing cells

Question 12

Cells are alive and recognized as the building blocks for life. This statement supports what theory?

Answer 12

cell theory

Question 13

What raw inorganic material would an autotroph most likely use to create chemical energy for growth?

Answer 13

minerals in the soil

Question 14

When would a cell most likely contain the most nucleotides?

Answer 14

G1

Question 15

A student notices a pattern of stripes on five tigers. Each of the five tigers has the same stripe pattern. Using his inductive reasoning, what does he logically assume based on this information?

Answer 15

Each offspring will have the same stripe pattern

Question 16

Which statement best represents Mendel’s experiments with garden peas?

Answer 16

Mendel collaborated with others interested in genetics to develop heredity guidelines we still use today.

Wrong A: As a result, Mendel developed several theories that have since been disproved.

Question 17

Which of the following is a component of a chromosome?
* centromere
* homologue

Answer 17

centromere

Question 18

Which of the following determines the strength of an acidic solution?
* litmus paper that turns red
* measured pH value less than 7

Answer 18

B
* closer to pH of 1 = stronger the acid is.

Question 19

Which of the following atoms is a cation?
* 14 protons, 14 neutrons, 18 electrons
* 34 protons, 45 neutrons, 36 electrons
* 35 protons, 44 neutrons, 35 electrons
* 82 protons, 125 neutrons, 78 electrons

Answer 19

D

Question 20

A spoonful of sugar is added to a hot cup of tea. All the sugar dissolves. How can the resulting solution be described?
* Saturated and homogeneous
* Unsaturated and homogeneous

Answer 20

B bc more solute could be added and dissolve = sln has NOT yet reached its limit and so is considered unsaturated

Question 21

In the following single-replacement reaction, ______ replaces ______.

𝐶𝑙2+2𝑁𝑎𝐼→2𝑁𝑎𝐶𝑙+𝐼2

Answer 21

chlorine, iodine

Question 22

_ is dependent not only on the temperature, but also on the amount of substance available.

Answer 22

Evaporation

Question 23

Mendel discovered the pattern associated with _____after developing a series of rules in genetics.

Answer 23

heredity

Question 24

The sequence of amino acids in a gene determines:

Answer 24

the structure and function of the protein

Question 25

Do kidneys make urine?

Answer 25

NO!!!!!! They regulate water balance, regulate levels of electrolytes, and elimate metabolic waste, with URINE AS A BYPRODUCT!!!

Question 26

What hormones increase as a person ages?

Answer 26

• FSH
• LH
• Norepi
• epi (in the very old)
• PTH

Question 27

What hormones remain unchanged or slighly decrease as you grow older?

Answer 27

• cortisol
• insulin
• thyroid hormones

Question 28

What hormones decrease in secretion as you get older?

Answer 28

• estrogen in women –> leads to menopause
• testosterone in men
• GH
• melatonin

Question 29

What phase is the cell cycle part of?

Answer 29

interphase

Question 30

A person is diagnosed as having acidosis, a condition in which the blood pH is below 7.45. What does the doctor most likely conclude?

Answer 30

too much CO2 found in the blood - respiratory acidosis from hypoventilation so make more carbonic acid

Question 31

An atom has 28 protons, 32 neutrons, and 28 electrons. What is the name of this isotope?
* Nickel-32
* Nickel-60
* Germanium-56
* Germanium-60

Answer 31

• B
• 28 protons = nickel
• mass # = # protons + # neutrons (28+32)= 60

Question 32

Food goes from large intestine then the colon.

Answer 32

T.