Bio 3 exam 2 questions with complete
answers rated A+
D) randomness - ANS ✔✔1) Entropy is a measure of an increase in
C) two molecules of pyruvate - ANS ✔✔2) At the end of glycolysis, the original carbons of the
glucose molecule form
E) no glucose produced - ANS ✔✔3) Photorespiration is detrimental for a plant because
C) the reactants have less energy than the products - ANS ✔✔4) In endergonic chemical
reactions
A) the chromosome number would double in each generation - ANS ✔✔5) If meiosis did NOT
occur in sexually reproducing organisms
B) a moving car - ANS ✔✔6) Which of the following has the greatest amount of kinetic energy?
D) heat - ANS ✔✔7) Energy that is not converted to useful energy is usually given off as
C) four haploid cells - ANS ✔✔8) Meiosis typically results in the production of
A) sugars and O2 - ANS ✔✔9) What are the products of photosynthesis?
B) the cell cycle - ANS ✔✔10) The repeating sequence of cells dividing, growing, and dividing
again is called
, C) alleles - ANS ✔✔11) Different, or alternative, forms of the same gene are called
D) sisters - ANS ✔✔12) Copies of chromosomes linked together at their centromeres at the
beginning of meiosis are appropriately called what kind of chromatids?
A) Stomata - ANS ✔✔13) What structural feature of a leaf enables it to obtain CO2 from the air?
C) most brain cells - ANS ✔✔14) Which of the following are permanently differentiated cells?
E) human gametes end up with two of each type of 23 chromosomes - ANS ✔✔15) Which of
the following is NOT true of human chromosomes?
B) down syndrome - ANS ✔✔16) A disorder caused by nondisjunction of chromosome 21,
resulting in a trisomy 21 child, is
B) solar energy - ANS ✔✔17) What is the ultimate source of energy for almost all forms of life
on Earth?
A) the reactants have more energy than do the products - ANS ✔✔18) In exergonic chemical
reactions,
A) results in new combinations of genetic traits - ANS ✔✔19) Sexual reproduction
C) is genetically identical to all other body cells - ANS ✔✔20) As a result of mitosis, each of your
body cells
answers rated A+
D) randomness - ANS ✔✔1) Entropy is a measure of an increase in
C) two molecules of pyruvate - ANS ✔✔2) At the end of glycolysis, the original carbons of the
glucose molecule form
E) no glucose produced - ANS ✔✔3) Photorespiration is detrimental for a plant because
C) the reactants have less energy than the products - ANS ✔✔4) In endergonic chemical
reactions
A) the chromosome number would double in each generation - ANS ✔✔5) If meiosis did NOT
occur in sexually reproducing organisms
B) a moving car - ANS ✔✔6) Which of the following has the greatest amount of kinetic energy?
D) heat - ANS ✔✔7) Energy that is not converted to useful energy is usually given off as
C) four haploid cells - ANS ✔✔8) Meiosis typically results in the production of
A) sugars and O2 - ANS ✔✔9) What are the products of photosynthesis?
B) the cell cycle - ANS ✔✔10) The repeating sequence of cells dividing, growing, and dividing
again is called
, C) alleles - ANS ✔✔11) Different, or alternative, forms of the same gene are called
D) sisters - ANS ✔✔12) Copies of chromosomes linked together at their centromeres at the
beginning of meiosis are appropriately called what kind of chromatids?
A) Stomata - ANS ✔✔13) What structural feature of a leaf enables it to obtain CO2 from the air?
C) most brain cells - ANS ✔✔14) Which of the following are permanently differentiated cells?
E) human gametes end up with two of each type of 23 chromosomes - ANS ✔✔15) Which of
the following is NOT true of human chromosomes?
B) down syndrome - ANS ✔✔16) A disorder caused by nondisjunction of chromosome 21,
resulting in a trisomy 21 child, is
B) solar energy - ANS ✔✔17) What is the ultimate source of energy for almost all forms of life
on Earth?
A) the reactants have more energy than do the products - ANS ✔✔18) In exergonic chemical
reactions,
A) results in new combinations of genetic traits - ANS ✔✔19) Sexual reproduction
C) is genetically identical to all other body cells - ANS ✔✔20) As a result of mitosis, each of your
body cells
