Justine's bio review

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Unit 1:
1. What is an inorganic chemical? (2.1) K/U
(a) any chemical that contains carbon
(b) any chemical that is produced by living things
(c) a chemical that has an abiotic origin
(d) all of the above

2. What is the main difference between the traditional classification system and modern biological classification? (1.3) K/U A

3. Name the six kingdoms of life. (1.4) K/U

Unit 2:
1. Each parent passes on to its offspring only one of its two alleles for a gene. What is this phenomenon called? (5.1) K/U
(a) dominance
(b) codominance
(c) the law of segregation
(d) the law of independent assortment

2. How can there be only four different human blood types when there are six different human blood genotypes? (5.2) T/I A

3. Which of the following options is a correct complementary base pair of DNA? (6.1) K/U
(a) adenine and thymine
(b) cytosine and thymine
(c) guanine and adenine
(d) guanine and thymine

Unit 3:
  1. 1. All vertebrate embryos have (7.4) K/U
(a) gill slits
(b) five finger bones
(c) short forelimbs
(d) none of the above

  1. 2. Which of the following pairs represents homologous features and which represent analogous features? Explain your answers. A
a) the claw of a lobster and the hand of an ape
b) the wing of a bat and the wing of a bird
c) the eyes of a fly and the eyes of a hawk
d) the tusks of an elephant and the teeth of a mouse
e) the webbed feet of an otter and the fins of a fish

  1. 3. True or false:
A gamete that receives a chromosome with duplicated genes has a low chance of survival. (7.6) K/U

Unit 4:
  1. 1. Oxygenated blood is pumped from the heart to the rest of the body through which heart chamber? (11.4) K/U
(a) left atrium
(b) left ventricle
(c) right atrium
(d) right ventricle

  1. 2. Birds and mammals both have two-circuit circulatory systems. What are the primary advantages of a two-circuit system? (11.1) K/U T/I

  1. 3. Explain the importance of the ATP molecule. k/U A



Unit 5:

  1. 1. What is the primary site or sites of sugar transport in plants? (12.5) K/U
(a) phloem
(b) Casparian strip
(c) xylem
(d) both xylem and phloem

  1. 2. What are the main functions of a seed? Given these functions, why is it not surprising that seeds are an excellence source of nutrients? K/U A

  1. 3. List three types of phloem cells found in vascular plants. (12.3) K/U