BIOL 432 UVIC spring 2023 Midterm 1 Questions with 100% Correct Answers BIOL 432 UVIC spring 2023 Midterm 1 Questions with 100% Correct Answers Biol 432 - Endocrinology: Peptide Hormones Questions with 100% Correct Answers BIOL 432 Midterm Exam Questions with 100% Correct Answers BIOL 432 UVIC Exam...
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Problem with autocrine Correct Answer mutations in cells that cause proliferation (cancer) can use autocrine signalling to speed up proliferation. Use autocrine growth factors and has no down regulation Difference b/w autocrine and juxtacrine Correct Answer same cell vs neighbouring cell Both h...
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Add to cartProblem with autocrine Correct Answer mutations in cells that cause proliferation (cancer) can use autocrine signalling to speed up proliferation. Use autocrine growth factors and has no down regulation Difference b/w autocrine and juxtacrine Correct Answer same cell vs neighbouring cell Both h...
Light at night (LAN) & eating: Correct Answer Increase in ghrelin Decrease in leptin Leads to more eating and possible obesity Experiment with LAN, rats & sugar water: Correct Answer Chronic low light at night Rats preferred normal water > sugar water Need ____ to make melatonin Correct ...
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Add to cartLight at night (LAN) & eating: Correct Answer Increase in ghrelin Decrease in leptin Leads to more eating and possible obesity Experiment with LAN, rats & sugar water: Correct Answer Chronic low light at night Rats preferred normal water > sugar water Need ____ to make melatonin Correct ...
Histone acetylase Correct Answer adds acetyl group onto lysine to remove charge to loosen DNA packaging Changes histones into open conformation and allows for DNA folding and transcription Concentrations influenced by hormones Hepcidin Correct Answer a hormone produced by the liver that neg...
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Add to cartHistone acetylase Correct Answer adds acetyl group onto lysine to remove charge to loosen DNA packaging Changes histones into open conformation and allows for DNA folding and transcription Concentrations influenced by hormones Hepcidin Correct Answer a hormone produced by the liver that neg...
Key part of peptide / protein biosynthesis Correct Answer increase in gene expression of the cellular genes that encode for these proteins (hormones) Proteins & peptides might be ______ and/or ______ to generate their full biological activity Correct Answer glycosylated ; dimerized Proteins & ...
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Add to cartKey part of peptide / protein biosynthesis Correct Answer increase in gene expression of the cellular genes that encode for these proteins (hormones) Proteins & peptides might be ______ and/or ______ to generate their full biological activity Correct Answer glycosylated ; dimerized Proteins & ...
What vessel attaches the hypothalamus to the anterior pituitary? Correct Answer Portal hypophyseal vessel What type of receptor is the receptor for gonadotropin-releasing hormone (GnRH)? Correct Answer GPCR Gonadotropin-releasing hormone causes gonadotroph cells in the anterior pituitary to pr...
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Add to cartWhat vessel attaches the hypothalamus to the anterior pituitary? Correct Answer Portal hypophyseal vessel What type of receptor is the receptor for gonadotropin-releasing hormone (GnRH)? Correct Answer GPCR Gonadotropin-releasing hormone causes gonadotroph cells in the anterior pituitary to pr...
How does CRISPR work naturally? Correct Answer Clustered Regularly Interspaced Short Palindromic Repeats - bacterial defense mechanism - bacteria have short palindromic repeats separated by spacer regions which are segments of DNA from past viral exposure - when attacked again by same virus, the ...
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Add to cartHow does CRISPR work naturally? Correct Answer Clustered Regularly Interspaced Short Palindromic Repeats - bacterial defense mechanism - bacteria have short palindromic repeats separated by spacer regions which are segments of DNA from past viral exposure - when attacked again by same virus, the ...
Autocrine signaling Correct Answer cells respond to signaling substances that they themselves secrete Juxtacrine signaling Correct Answer requires direct contact between the neighboring signaling and responding cell Paracrine signaling Correct Answer Signal released from a cell has an effect o...
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Add to cartAutocrine signaling Correct Answer cells respond to signaling substances that they themselves secrete Juxtacrine signaling Correct Answer requires direct contact between the neighboring signaling and responding cell Paracrine signaling Correct Answer Signal released from a cell has an effect o...
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