Pre mrnas - Study guides, Class notes & Summaries

Virology Exam 2 Questions With Correct Answers What type of virus is zika virus and how is it spread? - answerFlavivirus family; spread by mosquitoes which statement about polyadenylation of DNA viruses mRNAs is correct? a. it always occurs in the cytoplasm b. it occurs after cleavage of pre-mRNA c. polyA is added at the 5' end of pre-mRNA d. is specified by a stretch of U residues in the template - answerb adenovirus E1A protein stimulating the expression of adenovirus E2 protein wh...

B-B AAMC FL 1 Exam Questions and Answers Based on the data presented in the passage, which statement best describes the HSP110ΔE9 allele? -Answer-According to Figure 1, as compared to HSP110WT, HSP110ΔE9 slows tumor growth, and thus, it is cancer-suppressing. According to the data in Table 2, HSP110ΔE9 counteracts the ability of HSP110WT to prevent protein aggregation and prevent apoptosis; thus, the HSP110ΔE9 allele is dominant to the HSP110WT allele. Based on the passage, in MSI CRC ...

B-B AAMC FL 1 Exam Questions and Answers Based on the data presented in the passage, which statement best describes the HSP110ΔE9 allele? -Answer-According to Figure 1, as compared to HSP110WT, HSP110ΔE9 slows tumor growth, and thus, it is cancer-suppressing. According to the data in Table 2, HSP110ΔE9 counteracts the ability of HSP110WT to prevent protein aggregation and prevent apoptosis; thus, the HSP110ΔE9 allele is dominant to the HSP110WT allele. Based on the passage, in MSI CRC ...

Biology Exam 4 Practice Test 41 Questions with Verified Answers For this pair of items, choose the option that best describes their relationship. (A) The probability that amino acids with polar side chains are hydrophobic. (B) The probability that amino acids with side chains containing an -OH group are hydrophilic. A) Item (A) is greater than item (B). B) Item (A) is less than item (B). C) Item (A) is exactly or very approximately equal to item (B). D) Item (A) may stand...

BIO Exam 4 Practice Test 174 Questions with Verified Answers The term polycistronic mRNA means: A.There is more than one mRNA strand produced during each round of transcription. B.There are multiple promotors to initiate transcription of this RNA. C.There are multiple operators for transcription of this RNA. D. There are multiple open reading frames in the mRNA produced. - CORRECT ANSWER D Please choose the true statement: A. During replication, the DNA leading strand is polymerized i...

BI 213 midterm 2 practice exam 79 Questions with Verified Answers What is the purpose of the TATA box found in eukaryotic promoters? A) It serves as a termination signal for RNA polymerase B) It sets the translation reading frame of the mRNA C) RNA polymerase II binds directly to the TATA box to initiate transcription D) It binds the first Met-tRNA for translation of the mRNA E) It is the binding site for general transcription factors that recruit RNA polymerase - CORRECT ANSWER E ...

What is an Okazaki fragment? - short sections of DNA What is complementary base pairing? What is the complement of 5'-CGCATGTCAGC-3'? - GCGTACAGTCG What is the structure and function of the different parts of the leaf (mesophyll and stomata)? - Mesophyll is the green material of a leaf that allows the plant to enact the process of photosynthesis. stomata is the openings or pores in the leafs that allow for gas exchange Know the chemical equation for photosynthesis. - 6CO2 + 6H2O + sunli...

TAMU bio 111 lab exam 2 review (2023/2024) already passed What is the difference between the coding and non-coding region? Coding region: comprised of genes that encode proteins (instructions that determine traits) and makes up 1-2% of human DNA. • Noncoding region: makes up 98-99% of human DNA, contains STRs and is responsible for regulatory functions such as gene transcription. What are STRs? Short-tandem repeats (STRs) are unique repeating patterns of the same nucleotide sequence. They can ...

Virology Practice Test 32 Questions with Verified Answers The difference between "simple" retrovirus and "complex" retrovirus is? A) "Simple" retroviruses do not cause disease B) "Complex" retroviruses contain additional genes called accessory genes C) "Simple" retroviruses do not cause tumors D) "Complex" retroviruses carry viral oncogene E) Only "complex" retroviruses produce provirus - CORRECT ANSWER B, E What is the first biosynthetic event that occurs in cells i...

During Drosophila development, sex-lethal and transformer are a. miRNAs b. siRNAs c. involved in RNA editing d. splicing regulatory factors e. transcription factors - answer-d. splicing regulatory factors The consensus sequence for poly(A) addition is a. G/C upstream of the poly(A) tail addition site. b. AAUAAA. c. TATAAA d. a and b e. none of the above - answer-b. AAUAAA. Which of the following statements is true? a. ATP powered pumps allow movement in the direction o...