BIO202 LATEST EXAM 2 TEST PAPER QUESTIONS
AND ANSWERS SURE A+
✔✔Arteries - ✔✔Carry blood away from heart under high pressure
✔✔Veins - ✔✔Return blood to heart and contain valves to prevent backflow
✔✔Capillaries - ✔✔Allow exchange of gases, nutrients, and wastes between blood and
tissues
✔✔Pulmonary circulation - ✔✔Carries blood from heart to lungs for oxygenation
✔✔Systemic circulation - ✔✔Delivers oxygenated blood to body tissues
✔✔Atherosclerosis - ✔✔Plaque buildup in arteries that reduces blood flow
✔✔Arteriosclerosis - ✔✔Hardening of arteries reducing elasticity
✔✔Angioplasty - ✔✔Procedure to open blocked arteries
✔✔Stent - ✔✔Device inserted to keep artery open
, ✔✔Mitosis - ✔✔Produces identical diploid cells for growth and repair
✔✔Meiosis - ✔✔Produces haploid gametes and increases genetic diversity
✔✔Crossing over - ✔✔Exchange of DNA between homologous chromosomes in
meiosis
✔✔Independent assortment - ✔✔Random separation of chromosomes increasing
variation
✔✔Hardy-Weinberg equation - ✔✔p^2 + 2pq + q^2 = 1 used to predict genotype
frequencies in a population
✔✔p - ✔✔Frequency of dominant allele
✔✔q - ✔✔Frequency of recessive allele
✔✔p^2 - ✔✔Homozygous dominant frequency
✔✔2pq - ✔✔Heterozygous frequency
✔✔q^2 - ✔✔Homozygous recessive frequency
✔✔Gene pool - ✔✔Total collection of alleles in a population
✔✔Adaptive evolution - ✔✔Process where traits increase survival and reproduction
✔✔Convergent evolution - ✔✔Different species develop similar traits due to similar
environments
✔✔Divergent evolution - ✔✔Species evolve different traits from a common ancestor
✔✔Adaptive radiation - ✔✔Rapid diversification into new environments
✔✔Allopatric speciation - ✔✔New species form due to geographic separation
✔✔Sympatric speciation - ✔✔New species form without geographic separation
✔✔Behavioral isolation - ✔✔Differences in behavior prevent mating
✔✔Mechanical isolation - ✔✔Physical differences prevent mating
✔✔Gametic isolation - ✔✔Sperm and egg cannot fuse
AND ANSWERS SURE A+
✔✔Arteries - ✔✔Carry blood away from heart under high pressure
✔✔Veins - ✔✔Return blood to heart and contain valves to prevent backflow
✔✔Capillaries - ✔✔Allow exchange of gases, nutrients, and wastes between blood and
tissues
✔✔Pulmonary circulation - ✔✔Carries blood from heart to lungs for oxygenation
✔✔Systemic circulation - ✔✔Delivers oxygenated blood to body tissues
✔✔Atherosclerosis - ✔✔Plaque buildup in arteries that reduces blood flow
✔✔Arteriosclerosis - ✔✔Hardening of arteries reducing elasticity
✔✔Angioplasty - ✔✔Procedure to open blocked arteries
✔✔Stent - ✔✔Device inserted to keep artery open
, ✔✔Mitosis - ✔✔Produces identical diploid cells for growth and repair
✔✔Meiosis - ✔✔Produces haploid gametes and increases genetic diversity
✔✔Crossing over - ✔✔Exchange of DNA between homologous chromosomes in
meiosis
✔✔Independent assortment - ✔✔Random separation of chromosomes increasing
variation
✔✔Hardy-Weinberg equation - ✔✔p^2 + 2pq + q^2 = 1 used to predict genotype
frequencies in a population
✔✔p - ✔✔Frequency of dominant allele
✔✔q - ✔✔Frequency of recessive allele
✔✔p^2 - ✔✔Homozygous dominant frequency
✔✔2pq - ✔✔Heterozygous frequency
✔✔q^2 - ✔✔Homozygous recessive frequency
✔✔Gene pool - ✔✔Total collection of alleles in a population
✔✔Adaptive evolution - ✔✔Process where traits increase survival and reproduction
✔✔Convergent evolution - ✔✔Different species develop similar traits due to similar
environments
✔✔Divergent evolution - ✔✔Species evolve different traits from a common ancestor
✔✔Adaptive radiation - ✔✔Rapid diversification into new environments
✔✔Allopatric speciation - ✔✔New species form due to geographic separation
✔✔Sympatric speciation - ✔✔New species form without geographic separation
✔✔Behavioral isolation - ✔✔Differences in behavior prevent mating
✔✔Mechanical isolation - ✔✔Physical differences prevent mating
✔✔Gametic isolation - ✔✔Sperm and egg cannot fuse
