Sfsu bio 230 - Study guides, Class notes & Summaries

Bio 230 Exam 3 Questions with correct Answers

Bio 230 Exam 3 Questions with correct Answers

SFSU Bio 230 Study Guides for Exams 1, 2, 3, and 4 Questions and Answers Grade A+ How are chromosomes, genes, alleles, proteins, traits and mutations related? - ️️ Chromosomes contain DNA which contains genes that can vary and are then called alleles, which code for proteins that can be expressed as traits. Mutations happen. What causes cancer?Are all mutations caused by mutagens? - ️️ Cancer can be caused by inheritance or sporadic mutations (mutagens). Not all mutations are cause...

How are chromosomes, genes, alleles, proteins, traits and mutations related? - correct answer Chromosomes contain DNA which contains genes that can vary and are then called alleles, which code for proteins that can be expressed as traits. Mutations happen. What causes cancer?Are all mutations caused by mutagens? - correct answer Cancer can be caused by inheritance or sporadic mutations (mutagens). Not all mutations are caused by mutagens. ** How do you go about determining whether the ...

SFSU Bio 230 Study Guides for Exams 1, 2, 3, and 4 Questions and Answers

DNA - correct answer Are made up of 46 chromosomes that have alleles within them that with those alleles Prion - correct answer Are misfolded proteins that cause other similar proteins to misfold Not made of cells. Not have DNA RNA. Are not viruses Are causative of Mad cow disease Non-Coding DNA - correct answer Promoters and introns(parts of process) 98% of genome is noncoding - DNA that doesn't get coded into a protein RNA - correct answer Ribonucleic acid; a type of nucle...

Why is homeostasis important? - correct answer to maintain a relatively stable environment, within limits. How does the body maintain homeostasis? - correct answer through cooperation of multiple organ systems, including the endocrine and nervous system What is a homeostatic set point? - correct answer The level in where the temperature of the body is maintained. Which organs are involved in water, and glucose balance? - correct answer The small intestine is involved with balanc...

Which of the following do you think is the most direct explanation for why breast cancer is so lethal? - correct answer Breast cancer disrupts homeostasis. In 1966, Francis Crick said that "The ultimate aim of the modern movement in biology is to explain all biology in terms of physics and chemistry". What kind of thinking does this represent? - correct answer Reductionist. Homeostasis is the condition in which the body maintains: - correct answer A relatively stable internal envi...