Question 2 (1 point) Question 2 Saved
2.Which of the following are roles that DNA plays in cells?
Question 2 options:
a)makes copies of itself
b)encodes information
c)controls cells and tells them what to do
d)can change by mutation
e)All of the above
Option e is correct. All the mentioned functions are performed by the DNA. It's function include replication, encoding information, mutation etc.
Question 2 (1 point) Question 2 Saved 2.Which of the following are roles that DNA plays...
Question 1 (1 point) Saved Which of these processes must precede fertilization? a) oxidation O b) respiration Oc) mitosis Od) meiosis O e) mutation Question 2 (1 point) Which of the following diseases is not hereditary? O a) sickle-cell anemia O b ) cystic fibrosis c) diabetes d) arthritis O e) none of the above Question 3 (1 point) was an early pioneer in the field of genetics with his famous experiments with pea plants. a) Mendel Ob) Linnaeus OC)...
compare selection and mutation
1. DNA molecules in the cells exist as a........ 2. DNA carry the information to build and maintain the cells life by four letters of genetic language True False 3. The term phenotype is used to describe all of the organism's genetic information True / False 4. All of the organism DNA encode genes True/ False 5. Bacteria have one chromosome which is circular structure associated with proteins (no histones) True False 6. In the process...
Question 1 (1 point) Saved Ultrasonic sound that travels at 1530 m/s in ocean water is bounced off the ocean floor and returns to the ship above. If the round trip takes 3 s, the depth of the water is Question 1 options: 2295 m. 1530 m. 3060 m. 4590 m. Question 2 (1 point) Saved A bass fiddle is louder than a harp because of its Question 2 options: sounding board. thicker strings. lower pitch. all of the above...
1. (3 pts) TFIIH plays several critical roles in transcription initiation. Which of the following will halt transcription earlier in the process? Why? a. a loss of function mutation in the kinase domain b. a loss of function mutation in the helicase domain Grading: 1 pt for correctly indicating which mutation halted transcription earlier in the process. 2 pts for explaining what the function of each activity is and how that explains which acts earlier in the process.
Question 34 (1 point) Saved Loss of a base from a position in DNA (an abasic site) is a mechanism of: ODNA replication ODNA repair O Mutation Transcription
Question 3 (1 point) Saved 3. Which of the following statements is CORRECT? Question 3 options: AFC = ATC + AVC AVC = AFC - ATC ATC = AVC - AFC ATC = AFC + AVC Question 4 (1 point) Saved 4. The above table shows the total product of producing baseball hats. The marginal product of the 4th worker is equal to Question 4 options: 25 baseball hats 6.25 baseball hats 21 baseball hats 7 baseball hats Question 5...
Question 1: In DNA, which of the following functional groups plays a key role in polymerization (covalent linkage of the monomer nucleotides)? A. phosphate B. methyl C. sulfhydryl D. hydrogen E. nitrogen Question 2. The named components of a nucleotide of RNA are A. ribose, phosphate, A,U,G or C base B. deoxyribose, phosphate, A, T, G or C base C. deoxyribose, phosphate, A, U, G, or C base D. ribose, phosphate, A, T, G or C base Question 3. In...
1. Which of the following statements about the flow of genetic information is true? a. Proteins encode information that is used to produce other proteins of the same amino acid sequence. b. RNA encodes information that is translated into DNA, and DNA encodes information that is translated into proteins. c. Proteins encode information that can be translated into RNA, and RNA encodes information that can be transcribed into DNA. d. DNA encodes information that is translated into RNA, and RNA...
Question 2 Imagine you are a scientist who intends to cure sickle cell disease. Which approach would be best suited to this goal? a. Dietary supplements to make up for an enzyme deficiency b. Modification of ribosomes to enhance translation c. Exposure to X-rays to induce a new mutation d. Dietary supplements to make up for an amino acid deficiency e. Editing the gene for a polypeptide component of hemoglobin Question 7 Stop codons terminate translation by a. increasing peptidyl...
Question 9 (1 point) Which of the following is not considered a function of money? Question 9 options: it facilitates exchange it acts as a means of payment it can be held and exchanged for future goods and services it allows banks to lend out funds all of the above are functions of money Question 10 (1 point) Suppose that I find out from a L.L. Bean catalogue that a sweater costs $45. In this case, money is serving as...