Bio 2 Warm-up #10

15 Questions | By MrMackRH | Last updated: Mar 20, 2022 | Total Attempts: 212

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1.

Which describes a difference between DNA and RNA?
- A.
  
  DNA constructs proteins whereas RNA translates genetic information.
- B.
  
  DNA makes up ribosomes whereas RNA transfers genetic information.
- C.
  
  DNA translates genetic information whereas RNA maintains genetic information.
- D.
  
  DNA maintains genetic information whereas RNA helps construct proteins based on genetic information.
2.

Which is similar between autotrophs and heterotrophs?
- A.
  
  Both need to obtain energy.
- B.
  
  Both need to produce glucose.
- C.
  
  Both use the same method of absorbing water.
- D.
  
  Both occupy the same position in a food chain.
3.

Which must be true of any hypothesis?
- A.
  
  Must be testable
- B.
  
  Must undergo peer review
- C.
  
  Must be approved by professionals
- D.
  
  Must be proven correct by research
4.

What will most likely be the result if all of the mitochondria are removed from a plant cell?
- A.
  
  It will be unable to carry out respiration.
- B.
  
  It will lose water through osmosis.
- C.
  
  It will break down the ribosomes in the cell.
- D.
  
  It will be unable to photosynthesize.
5.

What is the process that copies a gene’s DNA sequence into a sequence of RNA?
- A.
  
  Initiation
- B.
  
  Insertion
- C.
  
  Transcription
- D.
  
  Translation
6.

Which statement best compares aerobic and anaerobic respiration?
- A.
  
  Less ATP is generated during anaerobic respiration than during aerobic respiration.
- B.
  
  More water is generated during anaerobic respiration than during aerobic respiration.
- C.
  
  More oxygen is generated during anaerobic respiration than during aerobic respiration.
- D.
  
  Less lactic acid is generated during anaerobic respiration than during aerobic respiration.
7.

Which describes when two different species utilize the same resource?
- A.
  
  Crowding
- B.
  
  Predation
- C.
  
  Parasitism
- D.
  
  Competition
8.

A human male gamete cell contains ___ chromosomes and is said to be ___ which is symbolized by ___.
- A.
  
  46 … haploid … 1n
- B.
  
  23 … haploid … 1n
- C.
  
  23 … diploid … 2n
- D.
  
  46 … diploid … 2n
9.

Which process produces the most variation within a species?
- A.
  
  Asexual reproduction
- B.
  
  Mitosis
- C.
  
  Cloning
- D.
  
  Sexual reproduction
10.

Why is meiosis important for sexual reproduction?
- A.
  
  It allows the zygote formed from fertilization to have triple the chromosome number of the organism.
- B.
  
  It allows gametes to have twice the original number of chromosomes of the organism.
- C.
  
  It allows gametes to have half the original number of chromosomes of the organism.
- D.
  
  It allows the zygote formed from fertilization to have half the original number of chromosomes of the organism.
11.

How would overexposure to X-rays affect most animal cells?
- A.
  
  It would cause an increase in red blood cell production.
- B.
  
  It would increase cell specialization in organs.
- C.
  
  It would change the sequence of DNA nucleotides in affected cells.
- D.
  
  It would produce new nucleotides for DNA molecules.
12.

Which is one reason scientists produce transgenic organisms?
- A.
  
  To create new species of organisms
- B.
  
  To control microorganisms in the soil
- C.
  
  To prevent habitats from being destroyed
- D.
  
  To treat certain types of diseases
13.

What is the relationship between the photosystems and the Calvin cycle?
- A.
  
  The photosystems produce ATP synthase for the Calvin cycle.
- B.
  
  The photosystems build sugars with the carbon dioxide produced by the Calvin cycle.
- C.
  
  The photosystems transfer energy to the Calvin cycle through ATP and NADPH.
- D.
  
  The photosystems transfer hydrogen ions and carbon dioxide to the Calvin cycle.
14.

The part of cellular respiration in which glucose is broken down is called___.
- A.
  
  Electron transport
- B.
  
  Glycolysis
- C.
  
  Photosynthesis
- D.
  
  Aerobic respiration
15.

In the diagram, structure A is the ___ and structure B is the ___.
- A.
  
  Thylakoid; stroma
- B.
  
  Inner membrane; matrix
- C.
  
  Stroma; matrix
- D.
  
  Granum; thylakoid