Prokaryotes Vs Eukaryotes

Question 1

Cell Size

P
E

Answer 1

P: 0.2-2.0 um
E: 10-100 um in diameter

Question 2

Nucleus

P
E

Answer 2

P: No nuclear membrane or nucleoli except Gemmata

E: True nucleus, consisting of nuclear membrane and nucleoli

Question 3

Membrane-Enclosed Organelles

Answer 3

P: Relatively fee

E: Present: examples include nuclei, lysosome, Golgi complex, endoplasmic reticulum, mitochondria, and chloroplasts

Question 4

Flagella

Answer 4

P: Consist of two protein building blocks

E: Complex consist of multiple microtubules

Question 5

Glycoalyx

Answer 5

P: Present as a capsule or slime layer

E: Present in some cells that lack a cell wall

Question 6

Cell wall

Answer 6

P: Usually present chemically complex (typical bacterial cell wall includes peptidoglycan)

E: When present chemically simple (includes cellulose and chitin)

Question 7

Plasma membrane

Answer 7

P: Carbohydrates and generally lacks sterols

E: Sterols and carbohydrates

Question 8

Cytoplasm

Answer 8

P: Cytoskeleton (MreB and ParM, cresetin, and FisZ proteins) no cytoplasmic streaming

E: Cytoskeleton (microfilaments, intermediate filaments, and microtubules): cytoplasmic streaming

Question 9

Ribosomes

Answer 9

P: Smaller size (70S)

E: Larger Size (80S), smaller size (70S) in organelles

Question 10

Chromosome (DNA)

Answer 10

P: Usually single circular chromosome;
typically lacks histones

E: Multiple linear chromosomes with histones

Question 11

Cell Division

Answer 11

P: binary fission

E: involves mitosis

Question 12

Sexual recombination

Answer 12

P: None; transfer of DNA only

E: Involes meiosis