KeyExam1 - KEY This exam is worth 50 points in the whole...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
This exam is worth 50 points Evolutionary Biology You may take this part in the whole course Exam I, Fall 2009 of the exam with you Part I A. Multiple Choice Questions. Choose the best possible answer . Use the bubble sheet. (1 pt. each) 1. Which of the following are prokaryotic? (A) animals (B) plants (C) bacteria (D) fungi (E) viruses. 2. Mitochondria. .. (A) have their own DNA (B) produce ATP (C) probably evolved from endosymbiotic bacteria (D) all of the above (E) none of the above. 3. In DNA, thymine always pairs with. .. (A) adenine (B) cytosine (C) nucleotide (D) uracil (E) another thymine. 4. If two alleles are identical for a trait, the individual is said to be ______ for that gene. (A) monohybrid (B) recessive (C) true-breeding (D) homozygous (E) none of the above. 5. Mutations that occur in cells other than the gametes are termed. .. (A) non-genetic mutations (B) agametic mutations (C) somatic mutations (D) point mutations (E) germ cell mutations. 6. Replacement of a single base pair results in a mutation termed a(n). .. (A) pyrimidine dimer (B) base substitution (C) silent mutation (D) base analog (E) chromosomal mutation. 7. What was a major difficulty in accepting and understanding Darwin’s ideas on evolution? (A) cross-over had not been observed (B) DNA had not been identified (C) vestigial organs had not been studied (D) the basis for variation was not understood (E) ontogeny had not yet been studied in detail. 8. The concept of the inheritance of acquired characteristics is usually attributed to. ..(A) Plato (B) Linnaeus (C) Buffon (D) Lamark (E) Darwin. 9. Who first suggested that natural populations have enormous reproductive capabilities and that most individuals do not survive? (A) Darwin (B) Lamark (C) Malthus (D) Plato (E) Wallace. 10. From fossil evidence, Darwin concluded that. .. (A) living South American species were not related (B) the biblical account of the flood was true (C) extinct species were indistinguishable from living species (D) species had not changed since the beginning of time (E) none of the above. 11. Prokaryotes are different from eukaryotes in that they lack. .. (A) plasma membranes (B) an organized cell nucleus (C) a cytoplasm (D) cell walls (E) DNA. 12. A nucleotide consists of. .. (A) an acid, a base, and a six-carbon sugar (B) a single gene (C) a base, a sugar, and a phosphate (D) an acid, a six-carbon sugar, and two phosphates (E) a purine and a pyrimidine. 1 C D A D C B D D C E B C KEY
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
13. What is an allele? (A) one of two or more alternative forms of a gene (B) a cross in which two different genes are considered (C) a gene which masks the effects of similar genes on different chromosomes (D) a chromosome with the gene for pea color and pod shape (E) an individual’s visible traits. 14. According to Mendel’s first law, the gametes of a heterozygous individual will be
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/08/2009 for the course BIO 200 taught by Professor Herreid during the Fall '07 term at SUNY Buffalo.

Page1 / 8

KeyExam1 - KEY This exam is worth 50 points in the whole...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online