NU551 Unit 1 Purdue University Global | UPDATED Questions with 100% Verified Answers

NU551 Unit 1 Purdue University Global | UPDATED Questions with
100% Verified Answers

Question:
Prokaryotes

Answer:
no organelles (such as a nucleus) or histones (proteins that bind with DNA)
the nuclei of these cells carry genetic info in single circular chromosome
-lack a nuclear membrane


Question:
Examples of prokaryotes

Answer:
cyanobacteria (blue green algea)
bacteria
rickettsia (gram neg bacteria found in tics, mites, fleas, and mammals)


Question:
Eukaryotes

Answer:
(GOOD NUCLEUS)
-complex cellular organization
-membrane-bound organelles
-nucleus with several chromosomes


Question:
Examples of eukaryotes

Answer:
higher animals (ex: humans)
plants
fungi
protozoa
algae

, Question:
Differences in biochemical activity for prokaryotes and
eukaryotes

Answer:
protein synthesis
transport across the cellular membrane
enzyme content


Question:
8 cellular functions that are specialized through differentiation
(maturation)

Answer:
movement
conductivity
metabolic absorption
secretion
excretion
respiration
reproduction
communication


Question:
What is the purpose of cell specialization

Answer:
so they can perform their own function different from another cell's function


Question:
Cellular function: movement

Answer:
muscle cells generate forces that produce motion
(colon muscles and limb muscles)


Question:
cellular function: conductivity