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DIVERSITY OF FORM & FUNCTION EXAM 1 Questions and Answers.

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DIVERSITY OF FORM & FUNCTION EXAM 1 Questions and Answers.

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Diversity Of Form And Function

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Diversity of Form and Function

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Institution: Diversity of Form and Function
Course: Diversity of Form and Function

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Uploaded on: June 11, 2025
Number of pages: 30
Written in: 2024/2025
Type: Exam (elaborations)
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diversity of form function exam 1 questions and

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DIVERSITY OF FORM &
FUNCTION EXAM 1 Questions
and Answers
Classification -Correct Answer: -Similar features

-Animal/Vegetable/Mineral

-Micoscopes

--micoorganisms

-Kingdoms

--bacteria(prokaryotes)

--Animals, plants, fungi, single-celled eukaryotes

-Based on morphological features

Genetics -Correct Answer: -We resemble our relative bc we share many alleles(specific versions of
genes)

--Most accurate measure of relatedness is how similar genomes are

DNA -Correct Answer: material of inheritance, common to all organisms

rRNA -Correct Answer: -First widely compared sequences

--Life depends on protein synthesis

--Ribosomes must function to make proteins

--Genes for ribosomal RNA evolve very slowly

Prokaryotes -Correct Answer: -Bacteria

-Archaea

--Neither have a nucleus

--Archaea are more closely related to eukaryotes

,Membrane enclosed nucleus is present in? -Correct Answer: Eukarya

Membrane enclosed nucleus is absent in? -Correct Answer: Bacteria and Archaea

Membrane enclosed organelles in eukarya? -Correct Answer: Many

Membrane enclosed organelles in Archaea? -Correct Answer: Absent

Membrane enclosed organelles in Bacteria? -Correct Answer: Few

Peptidoglycan in cell wall in Eukarya? -Correct Answer: Absent

Peptidoglycan in cell wall in Archaea? -Correct Answer: Absent

Peptidoglycan in cell wall in Bacteria? -Correct Answer: Present

Membrane lipids in Eukarya? -Correct Answer: Ester-linked and unbranched

membrane lipids in Archaea? -Correct Answer: Ether-linked and branched

Membrane lipids in Bacteria? -Correct Answer: Ester linked and unbranched

Ribosomes in Eukarya? -Correct Answer: 80S

Ribosomes in Archaea and Baceria? -Correct Answer: 70S

Initiator tRNA in eukarya? -Correct Answer: Methionine

, Initiator tRNA in Archaea? -Correct Answer: Methionine

Initiator tRNA in Bacteria? -Correct Answer: Formylmethionine

Operons in Eukarya? -Correct Answer: Rare

Operons in Archaea and Bacteria? -Correct Answer: Yes

Plasmids in Eukarya? -Correct Answer: Rare

Plasmids in Archaea and Bacteria? -Correct Answer: Yes

Number of RNA polymerases in Eukarya? -Correct Answer: Three

Number of RNA polymerases in Archaea and Bacteria? -Correct Answer: One

Ribosomes sensitive to chloramphenicol and streptomycin in Eukarya and Araches? -Correct Answer: No

Ribosomes sensitive to chloramphenicol and streptomycin in Bacteria? -Correct Answer: Yes

Ribosomes sensitive to diphtheria toxin in Eukarya and Archaea? -Correct Answer: Yes

Ribosomes sensitive to diphtheria toxin in Bacteria? -Correct Answer: No

Gram Staining -Correct Answer: Peptidoglycan in cell wall

Gram positive -Correct Answer: cell wall take sup violet dye, dense cell wall of peptidoglycan

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DIVERSITY OF FORM & FUNCTION EXAM 1 Questions and Answers.

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