Bio 2 - Warm-up Quiz #11

12 Questions | By MrMackRH | Updated: Dec 21, 2022 | Attempts: 301

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1.

Gametes must be haploid because ___.
- A.
  
  Gametes are small and can hold only the haploid number of chromosomes
- B.
  
  Fertilization results with a haploid zygote
- C.
  
  Two gametes will unite during fertilization to create a diploid cell
- D.
  
  The gametes’ chromosomes will be replicated prior to cell division
2.

What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness?
- A.
  
  0 in 4
- B.
  
  1 in 4
- C.
  
  2 in 4
- D.
  
  4 in 4
3.

What is the probability that a heterozygous black-fur rabbit will produce white-fur offspring if its mate is a homozygous recessive rabbit?
- A.
  
  P = 1/4
- B.
  
  P = 1/2
- C.
  
  P = 3/4
- D.
  
  P = 1
4.

The picture shows a student’s experiment with a common aquatic plant. Which change in this experiment is most likely to increase the volume of oxygen gas that accumulates in the top of the tube?
- A.
  
  Use fewer plants
- B.
  
  Replace the beaker with a larger container
- C.
  
  Move the light source closer to the beaker
- D.
  
  Reduce the amount of water
5.

Both male and female rats have genotype Bb. Based on a Punnett square, Carol concluded that the phenotypic ratio of the monohybrid cross is 2:1:1. What mistake did Carol make?
- A.
  
  The ratio should be 2:1
- B.
  
  The ratio should be 1:2:1
- C.
  
  The ratio should be 3:1
- D.
  
  The ratio should be 1:1:1:1
6.

In which phase of meiosis would certain gene segments of the homologous pairs of chromosomes "cross over" and exchange genetic information?
- A.
  
  Prophase II
- B.
  
  Anaphase I
- C.
  
  Prophase I
- D.
  
  Metaphase II
7.

All the individuals of a species that live in a particular area are called a ___.
- A.
  
  Population
- B.
  
  Fossil
- C.
  
  Genus
- D.
  
  Group
8.

The total permanent disappearance of a species from Earth is called ___.
- A.
  
  Extinction
- B.
  
  Coevolution
- C.
  
  Equilibrium
- D.
  
  Natural selection
9.

What is the term for a molecule that combines with enzymes, undergoes a chemical reaction, and changes into new substances?
- A.
  
  Substrate
- B.
  
  Synthetic
- C.
  
  Peptide
- D.
  
  Protein
10.

DNA is composed of nucleotide subunits, each of which contains a ___.
- A.
  
  Ribose molecule
- B.
  
  Phosphate group
- C.
  
  Uracil base
- D.
  
  Protein
11.

Which process produces the greatest amount of ATP?
- A.
  
  Aerobic respiration
- B.
  
  Fermentation
- C.
  
  Anaerobic respiration
- D.
  
  Photosynthesis
12.

In the ladder-like model of DNA, the vertical “backbones” consist of ___.
- A.
  
  Nucleotides
- B.
  
  Nitrogen bases
- C.
  
  ATP
- D.
  
  Sugar and phosphate groups