Transcriptional control Study guides, Revision notes & Summaries

BIO 302 hw and practice Exam 2|30 Questions with Verified Answers Which form of control directly influences which mRNAs are selected by ribosomes for the synthesis of proteins? a. mRNA degradation control b.mRNA processing and localization control c. Protein activity control d. Transcriptional control e. Translational control - CORRECT ANSWER translation control Transcription regulators usually bind where on a DNA double helix? a. 3' End b. 5' End c. Major groove d. Minor gr...

Biology Chapter 18 Practice Test 44 Questions with Verified Answers In the case of E. coli, the bacterium may need to synthesize tryptophan, or its host, a human, may supply all the tryptophan it needs. Why do both bacteria and humans need tryptophan? A) It is an important enzyme in the glycolysis pathway. B) It is one of the 20 amino acids used by all organisms to synthesize proteins. C) It is an important constituent of cell walls in both humans and bacteria. D) Tryptophan induces the ...

Bio 101 Final- Straighterline Questions and Answers Already Passed You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of the following zones of the ocean? a. abyssal b. bathypelagic c. epipelagic d. mesopelagic bathypelagic What was the first seed plant to appear? a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants gymnosperm In a pedigree for an autosomal recessive disorder, which of the following will occur if two homozygous ...

An experiment with bacteria that has been exposed to an antibiotic reveals that the translocation step has been inhibited. Which antibiotic was likely used? correct answers none of these answers are correct. The correct mRNA secondary structure of transcriptional termination is __________ stem-loop structure. correct answers 3-4 In negative autoregulation, correct answers proteins repress their own gene expression. Which sequence is MOST likely to be prenylated in the ER? (The ... repre...

Hereditary Breast and Ovarian Cancer (HBOC) Review Exam Questions & Answers How much breast and ovarian cancer is hereditary? - ANSWER-5-10% for breast cancer 10% for ovarian cancer 15-20% of breast cancers are familial clusters Autosomal Dominant High penetrance Breast cancer genes/Conditions - ANSWER-HBOC: BRCA1 and 2 Li-Fraumeni Syndrome: TP53 Cowden Syndrome: PTEN PALB2 Associated Cancer syndromes Hereditary Diffuse Gastric Cancer: CDH1 Peutz Jaeger Syndrome: STK...

Bs161 final 2024 Exam Questions With Answers In messenger RNA, the protein-coding sequence is present in: Question options: exons. introns. exons and the poly(A) sequence. introns and the poly(A) sequence. - ANSWER exons. Which process produces multiple proteins from the same primary transcript in the same cell? Question options: chromatin remodeling histone modification alternative splicing combinatorial control - ANSWER alternative splicing Alternative splicing allow...

MHC II Proteins are found on what type of cells? Professional Antigen Presenting Cells Molecular Koch's Postulate are important for identifying: A gene involved in virulence Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Based on what we've discussed, why do you think you are supposed to get a flu shot each year? -Epitopes of flu strains are highly variable on an animal basis -No cross protection ...

FTCE Biology 6-12 Sample Test Questions with 100% Correct Answers A student designed a science project testing effects of light and water on plant growth. You recommend that she - Correct Answer ️️ -Omit either water or light as a variable Identify the control: A student had 4 plants grown under the following conditions and measures photosynthetic rate by measuring mass. 2 plants in 50% light and 2 plants in 100% light. - Correct Answer ️️ -Plants grow in 100% light. In an experim...

BIO 101 Final Straighterline Exam Questions And Answers Latest Updated 2024 (100% SOLVED) You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of the following zones of the ocean? a. abyssal b. bathypelagic c. epipelagic d. mesopelagic - Correct Answer-bathypelagic What was the first seed plant to appear? a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants - Correct Answer-gymnosperm In a pedigree for an autosomal recessive disorder, which of t...

Bio 101 Final- Straighterline with Verified Solutions 2024 You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of the following zones of the ocean? a. abyssal b. bathypelagic c. epipelagic d. mesopelagic - Answer -bathypelagic What was the first seed plant to appear? a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants - Answer -gymnosperm In a pedigree for an autosomal recessive disorder, which of the following will occur if two homozygous ...