A&P Quiz 2 CH 1&2

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During which of the following phases does chromatin condense and become chromosomes? a. metaphase b. prophase c. interphase d. anaphase

b. prophase

the sugar in RNA a. deoxyribose b. ribose

b. ribose

In DNA adenine pairs with a. uracil b. thymine

b. thymine

in RNA adenine pairs with a. uracil b. thymine

a. uracil

What is the number of neutrons in an atom with atomic mass of 35, three energy levels, and 7 valence electrons

18

glucose is a a. monosaccharide b. disaccharide c. polysaccharide

A monosaccharide

bilayer forms selectively permeable cell membrane a. triglycerides b. phospholipids c. steroids

b. phospholipids

charged "head" region with an uncharged "tail" region a. triglycerides b. phospholipids c. steroids

b. phospholipids

fats that contain phosphate groups a. triglycerides b. phospholipids c. steroids

b. phospholipids

Which of these is an example of physiology a. The liver produces many of the blood proteins. b. Tendons are composed of collagen fibers. c. Skin consists of two kinds of tissue. d. The surface of the brain is highly folded

a. The liver produces many of the blood proteins

ATP is a modified nucleotide used for cellular energy that contains the sugar a. ribose b. deoxyribose

a. ribose

During which of the following phases does DNA replication occur? a. Synthesis b. cytokinesis c. prophase d. mitosis

a. synthesis

at least one fatty acid chain, typically saturated with hydrogens a. triglycerides b. phospholipids c. steroids

a. triglycerides

three fatty acids attached to one glycerol molecule a. triglycerides b. phospholipids c. steroids

a. triglycerides

the sugar in DNA is a. ribose b. deoxyribose

b. deoxyribose

sucrose is a a. monosaccharide b. disaccharide c. polysaccharide

b. disaccharide

Which of these statements best describes an element? a. An element is formed when two or more different atoms combine chemically. b. An element is composed of three subatomic particles. c. An element is formed when two atoms of the same kind are bonded together. d. An element is composed of identical atoms.

c. An element is formed when two atoms of the same kind are bonded together.

Which of the following lists, in correct order, the phases of interphase a. Prophase, metaphase, telophase b. S, cytokinesis, mitosis c. G1, S, and G2 d. G1, prophase, and S

c. G1, S, and G2

guanine always pairs with a. adenine b. uracil c. cytosine

c. cytosine

Which of the following is visible when viewing the front of a human body in anatomical position? a. popliteal region b. olecranal region c. patellar region d. occipital region

c. patellar region

glycogen a. monosaccharide b. disaccharide c. polysaccharide

c. polysaccharide

fats that are the basis for hormones a. triglycerides b. phospholipids c. steroids

c. steroids

most physiologically important example is cholesterol a. triglycerides b. phospholipids c. steroids

c. steroids

Monosaccharide is the monomer

carbohydrates

commonly used source of energy with the ratio 1 carbon-2 hydrogen-1 oxygen

carbohydrates

Which of the following lists, in correct order, the phases of mitosis? a. prophase, anaphase, metaphase, telophase b. prophase, metaphase, anaphase, cytokinesis c. interphase, prophase, metaphase, anaphase, telophase d. prophase, metaphase, anaphase, telophase

d. . prophase, metaphase, anaphase, telophase

beisdes replicating before cell division, the other fundamental role of DNA is

instructions to make proteins

concentrated energy made up of hydrocarbon chains or rings

lipids

make up the majority of cell membrane structure

lipids

not soluble in water

lipids

The muscular system consists of the

muscles of the heart and those in the walls of the hollow organs

ATP is a modified version

nucleic acids

genetic information comprising a sugar-phosphate backbone and complementary base pairing

nucleic acids

has several different levels of folding

proteins

structural and biological catalyst macromolecules of amino acids with various functions

proteins


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