Biol 133 exam questions - Study guides, Class notes & Summaries

Which of these traits will identical twins share? a. finger print b. birthweight c. belly button shape d. eye color correct answer: eye color what is the difference between a gene and an allele? correct answer: Genes - code for proteins / segmants of DNA Allele - variants of gene codes (different alleles code for different / altered proteins) Genes correct answer: DNA segments that serve as the key functional units in hereditary transmission. Allele correct answer: An alte...

True or False. Cancer is a contagious disease. A.True B.False correct answer: B. False only HPV is a virus that causes cancer True or False . Pollution is a greater risk for lung cancer than smoking correct answer: False True or False . People are not at risk of cancer if they have no family history correct answer: False True or False . Men can develop breast cancer correct answer: True True or False . Cancer death rates are increasing in the US to epidemic proportions corr...

True or False. All genes are expressed continuously at the same levels. correct answer: FALSE True or False. Epigenetic changes alter the base sequence of a DNA molecule. correct answer: FALSE True or False. It is always an advantage to be a low stress (non-anxious) rat. correct answer: FALSE Epigenetic changes .... A. pass from one cell generation to the next but do not alter the DNA sequence. B. do not pass from one cell generation to the next but do alter the DNA sequence. ...

Gene Determination correct answer: the idea that our genes solely determine who we are example: Huntingdon's disease, and sickle cell anemia both depend on genes did do genes determine everything? correct answer: NO, - alcoholism is not determined by genes complex traits = ? correct answer: Mendelian trais - complex traits do not follow a simple mendelian pattern of inheritance Mendelian traits correct answer: characteristics that are influenced by alleles at only one g...

skeletal muscle correct answer: moves the skeleton, voluntary, striated, multinucleated smooth muscle correct answer: found inside blood vessels and hollow organs, involuntary, no striations, one nucleus cardiac muscle correct answer: found only in the heart, involuntary, heavily striated, some are multinucleated. fibers are connected by intercalated disks arteries correct answer: carry blood away from the heart. carry OXYGENATED blood veins correct answer: carry blood toward th...

BIOL 133 Exam 2 - Chapters 7 – 11Exam Questions and Answers .

BIOL 133 Exam 3 - Chapters 12 - 15 Questions and Answers (Verified Answers)

BIOL 133 Exam 3 - Chapters 12 - 15 Questions and Answers (Verified Answers)

BIOL 133 Exam 2 - Chapters 7-11 Questions and Answers Latest (2023 / 2024) (Verified Answers)

BIOL 133 Exam 1 - Chapters 1 - 6 Questions and Answers (Verified Answers)BIOL 133 Exam 1 - Chapters 1 - 6 Questions and Answers (Verified Answers)