Subject SAT (College Board) Biology: Questions 507 - 512 of 805

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Question number: 507

» Atoms and Compounds

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MCQ▾

Question

Which of the following statements is incorrect with respect to an enzyme’s ability to catalyze a reaction?

Choices

Choice (4) Response

a.

An enzyme provides a reaction surface and a hydrophilic environment for the reaction to take place

b.

An enzyme binds reactants such that they are positioned correctly and can attain their transition-state configurations

c.

An enzyme allows the reaction to go through a more stable transition state than would normally be the case

d.

An enzyme can weaken bonds in reactants through the binding process

Question number: 508

» Organism and Population

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MCQ▾

Question

Which of the following is not considered under Annelid?

Choices

Choice (4) Response

a.

Blood sucking parasite

b.

Earthworm

c.

Leech

d.

Octopus

Question number: 509

» DNA and Evolution

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MCQ▾

Question

Genome is

Choices

Choice (4) Response

a.

Genes of haploid set of chromosomes

b.

Genes of diploid set of chromosomes

c.

A single chromosome

d.

None of the above

Question number: 510

» Atoms and Compounds

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MCQ▾

Question

NaCl is classified as having what kind of bonds in the solid phase.

Choices

Choice (4) Response

a.

Ionic

b.

Polar

c.

Covalent

d.

Van der Waals

Question number: 511

» Organism and Population

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MCQ▾

Question

Bacteria living in human large intestine that feed on undigested food without harming the host are called

Choices

Choice (4) Response

a.

Commensals

b.

Symbionts

c.

Predators

d.

Parasites

Question number: 512

» Organism and Population

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MCQ▾

Question

Specificity of Ascaris is

Image of the Ascaris

Image of the Ascaris

Image of the Ascaris

Choices

Choice (4) Response

a.

Metameric segmentation and coelom are present

b.

Coelom is present, but metameric segment is absent

c.

Metameric segmentation and coelom are absent

d.

Coelom is absent, but metameric segment is present

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