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Semester 2 Final Exam II 2011/2012. Your Topic. LE 2.6 Change in Sequence, Change in Trait: 200. Question: Changes in the normal sequence of bases within a strand of DNA are called Answer mutations. Back. LE 2.6 Change in Sequence, Change in Trait: 400. Question:
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Semester 2 Final Exam II 2011/2012
LE 2.6Change in Sequence, Change in Trait: 200 • Question: • Changes in the normal sequence of bases within a strand of DNA are called • Answer • mutations Back
LE 2.6Change in Sequence, Change in Trait: 400 • Question: • Mutations that can be inherited are found in what type of cells? • Answer • gametes Back
LE 2.6Change in Sequence, Change in Trait: 600 • Question: • These mutations are caused by either adding a base OR by deleting a base, resulting in a shift of the reading frame • Answer • Frameshift mutation Back
LE 2.6Change in Sequence, Change in Trait: 800 • Question: • If a STOP codon is the result of a point mutation, what type of mutation will occur? • Answer • Nonsense Back
LE 2.6Change in Sequence, Change in Trait: 1000 • Question: • If a nucleotide base is removed from a sequence, what type of mutation has occurred? • Answer • deletion Back
LE 2.7A Gene for Everything: 200 • Question: • During cell division, DNA is tightly packed into structures called • Answer • chromosomes Back
LE 2.7A Gene for Everything: 400 • Question: • How many pairs of autosomes do our (humans) somatic cells have? • Answer • 22 Back
LE 2.7A Gene for Everything : 600 • Question: • If an animal cell has 70 chromosomes in its somatic cells, how many chromosomes will it have in its gametes? • Answer • 35 Back
LE 2.7A Gene for Everything : 800 • Question: • How many chromosomes are in a human gamete? • Answer • 23 Back
LE 2.7A Gene for Everything : 1000 • Question: • What is the central structure of a chromosome that holds two sister chromatids together? • Answer • centromere Back
LE 2.8Legacy of Heredity : 200 • Question: • Meiosis produces how many sperm cells from one original cell? • Answer • 4 Back
LE 2.8Legacy of Heredity : 400 • Question: • This is one of the two processes that results in genetic recombination. It occurs in the first phase of meiosis. • Answer • Crossing over Back
LE 2.8Legacy of Heredity : 600 • Question: • A zygote is formed by what process? • Answer • fertilization Back
LE 2.8Legacy of Heredity : 800 • Question: • In female organisms, meiosis is referred to as • Answer • oogenesis Back
LE 2.8Legacy of Heredity : 1000 • Question: • Identify the stages of meiosis. • Answer • A = prophase, • B = metaphase, • C = anaphase • D = telophase Back
LE 2.9In the Abbey Garden: 200 • Question: • Who is referred to as the “Father” of modern genetics? • Answer • Gregor Mendel Back
In the Abbey Garden: 400 • Question: • The physical traits that an organism expresses are referred to as the organism’s … • Answer • phenotype Back
LE 2.9In the Abbey Garden : 600 • Question: • The genetic makeup of an organism is called its … • Answer • genotype Back
LE 2.9In the Abbey Garden: 800 • Question: • A variation of a single gene is called an … • Answer • allele Back
LE 2.9In the Abbey Garden : 1000 • Question: • Identify the parts of the flowering plant • Answer • A=stigma; B = anther • C = petal; D = sepal • E = ovary; F = stem • H = filament Back
LE 2.10What Mendel Never Knew: 200 • Question: • If a yellow flower is crossed with a red flower and an orange flower is produced, what mode (type) of inheritance is observed? • Answer • Incomplete dominance Back
LE 2.10What Mendel Never Knew: 400 • Question: • If a chicken with blue feathers is crossed with a chicken red feathers and the offspring chicken has both red and blue feathers, what mode (type) of inheritance is observed? • Answer • codominance Back
LE 2.10What Mendel Never Knew: 600 • Question: • Human blood type is determined by inheriting 2 of 3 alleles. If a person inherits both A and B alleles, both alleles are expressed. • Answer • codominance Back
LE 2.10What Mendel Never Knew: 800 • Question: • Skin color in humans is a single trait yet it is controlled by at least 6 different genes. What mode (type) of inheritance is observed? • Answer • polygenic Back
LE 2.10What Mendel Never Knew: 1000 • Question: • In rats, a mutation in ONE gene causes effects in the all parts of the rat that contains cartilage, and therefore multiple symptoms appear. What mode (type) of inheritance is observed? • Answer • Pleiotropy Back
Bonus Question: 5000 pts. • Question: • You can ask a question here, Since this is the Bonus Q. it should be the hardest question. • Answer • … • (The answer here!) Back
Daily Double The Winner Of The Last Round Write Down How Much Money You Are Willing To Risk If You get the Question write you win that money If you get it wrong you Loss the money!
Daily Double The Winner Of The Last Round Write Down How Much Money You Are Willing To Risk If You get the Question write you win that money If you get it wrong you Loss the money!