Midterm Study Guide Pt. 3

Question 1

Which cell part is this: lipids and proteins, with some carbohydrates

Answer 1

plasma membrane

Question 2

Which cell part is this: lipids arranged in a bilayer with proteins attached or extending through the membrane

Answer 2

plasma membrane

Question 3

Which cell part is this: mixture of water, salts and organic molecules that form a thick fluid (called cytosol) and organized structures (called organelles)

Answer 3

cytoplasm

Question 4

Which cell part is this: thick,gel-like fluid mostly made up of water

Answer 4

cytosol

Question 5

Which cell part is this: also contains salts, protein filaments (comprising the cytoskeleton), soluble proteins, and other organic molecules

Answer 5

cytosol

Question 6

Which cell part is this: specialized subunits within the cell

Answer 6

organelles

Question 7

Which cell part is this: composed of microtubules forming cylinders (often starburst-like iin appearance)

Answer 7

centrioles

Question 8

Which cell part is this: short, slender projections on certain cells

Answer 8

cilia

Question 9

Which cell part is this: composed of bundles of fused microtubles

Answer 9

flagella

Question 10

Which cell part is this: very small, speherical structures composed of RNA and protein

Answer 10

ribosomes

Question 11

Which cell part is this: large, branching, membrane bound structure that may be flatted or tubular

Answer 11

Rough ER

Question 12

Which cell part is this: studded with ribosomes

Answer 12

Rough ER

Question 13

Which cell part is this: relatively large, membrane bound, branching structure that may be flatted or tubular

Answer 13

Smooth ER

Question 14

Which cell part is this: without ribosomes

Answer 14

Smooth ER

Question 15

Which cell part is this: series or stacks of membrane bound, disc-shaped sacs

Answer 15

Golgi apparatus

Question 16

Which cell part is this: spherical or sausage-shaped structures

Answer 16

mitochondria

Question 17

Which cell part is this: membrane bound with inner folded membranes

Answer 17

mitochondria

Question 18

Which cell part is this: small, spherical structures

Answer 18

lysosomes

Question 19

Which cell part is this: membrane bound

Answer 19

lysosomes

Question 20

Which cell part is this: small membrane bound sacs

Answer 20

vesicles

Question 21

Which cell part is this: large, often spherical structure surrounded by a double membrane (envelope)

Answer 21

nucleus

Question 22

Which cell part is this: small spherical structure containing proteins and nucleuic acids

Answer 22

nucleolus

Question 23

Which cell part is this: double membrane with large pores

Answer 23

nuclear envelope

Question 24

Which cell part is this: gel-like fluid consisting of water, nucleic acids, and proteins

Answer 24

nucleoplasm

Question 25

Which cell part is this: thread-like material composed of DNA and protein

Answer 25

chromatin

Question 26

The two alleles that represent a gene are referred to as the _________, and the physical expression of the genotype is reffered to as the __________.

Answer 26

genotype

phenotype