Question

In: Biology

Which of the following statements regarding ribosomes in E. coli are correct? they consist of two...

Which of the following statements regarding ribosomes in E. coli are correct?


they consist of two separate subunits
they are composed of RNA and proteins
they read mRNA in a 3' → 5' direction
the small subunit consists of two rRNA molecules
they are responsible for synthesizing proteins in cells

Solutions

Expert Solution

Which of the following statements regarding ribosomes in E. coli are correct?

  1. they consist of two separate subunits
  2. they are composed of RNA and proteins
  3. they are responsible for synthesizing proteins in cell

The small subunit is consist of one ribosomal RNA (rRNA).

     All mRNA read in a 5’ → 3' direction


Related Solutions

Which of the following statements is TRUE? E. coli sigma factors all recognize one E. coli...
Which of the following statements is TRUE? E. coli sigma factors all recognize one E. coli gene Prokaryotic mRNAs contain sequences for sigma factor binding mRNA in both E. coli and humans are translated with the same translation machinery E. coli sigma factors all bind to the core RNA polymerase mRNA always contains the nucleotide sequence encoding just one protein
Which of the following statements are correct regarding the structures of myoglobin and haemoglobin and their...
Which of the following statements are correct regarding the structures of myoglobin and haemoglobin and their abilities to bind oxygen? Select one or more: a. When haemoglobin has two oxygen molecules bound, it effectively has a lower affinity for oxygen than when it has no oxygen molecules bound. b. Myoglobin and haemoglobin have very similar tertiary structures. c. Myoglobin and hemoglobin have very similar quaternary structures. d. Haemoglobin is a tighter oxygen binder than myoglobin because it has a different...
Which of the following statements is correct regarding cost curves?   There is more than one correct...
Which of the following statements is correct regarding cost curves?   There is more than one correct answer to this question. You must mark all of the correct answers to receive full credit for this question. The average fixed cost curve is continually downward sloping. The slope of the total cost curve is marginal cost. The marginal cost curve passes through the minimum points of the average total cost curve and average fixed cost curve. The average total cost curve and...
Which of the following statements is NOT correct? (Please explain why answer E is correct) a)corporate...
Which of the following statements is NOT correct? (Please explain why answer E is correct) a)corporate governance is the set of rules that control a company's behavior towards its directors, managers, employees, shareholders, creditors, customers, competitors, and community b) agency problem is that managers may act in their own interests and not on behalf of stockholders. c) Corporate governance is the set of rules that control a company's behavior towards its directors, managers, employees, shareholders, creditors, customers, competitors, and community....
Which of the following statements is correct regarding the admission of a new partner? A new...
Which of the following statements is correct regarding the admission of a new partner? A new partner must purchase a partnership interest directly from the business. A new partner always pays book value. The right to participate in management of the business cannot be conveyed without the consent of other existing partners. The right to share in profits and losses can be sold to a new partner without the consent of other existing partners.
Which of the following statements regarding monopoly and perfectly competitive markets are correct? a. In a...
Which of the following statements regarding monopoly and perfectly competitive markets are correct? a. In a monopoly market, the firm is a price-maker. b. In a perfectly competitive market, firms invest in research and innovation. c. In a perfectly competitive market, there is little advertising. d. In a monopoly market, owners receive no economic rent.
Which of the following statements are correct regarding diversification requirements for participants in an ESOP? a....
Which of the following statements are correct regarding diversification requirements for participants in an ESOP? a. Participants must be at lease 55 years old. b. Participants must have been in the plan for more than 15 years. c. Up to 50% of a participant’s ESOP balance can be diversified in the last year of the qualified election period. d. Two of the above choices.
1. which of the following statements is correct regarding the model of the labor market a....
1. which of the following statements is correct regarding the model of the labor market a. in the short- and medium-run models the amount of capital is fixed, while in the long run model the amount of capital can vary. b. capital-intense technology progress raises unemployment in both the short and long run. c. in the long run model, firms enter the market shen the markup (profits) are low. 2. The introduction of a new labour-saving technolofy results in: a....
Which of the following statements are correct regarding the preferability of a system of flexible exchange...
Which of the following statements are correct regarding the preferability of a system of flexible exchange rates compared to a system of fixed exchange rates? (a) Flexible exchange rates eliminate the exchange rate risk. (b) Flexible exchange rates help maintaining monetary discipline. (c) Flexible exchange rates require the country to hold very large international reserves. (d) Flexible exchange rates allows the country to use monetary policy for stabilization purpose.
Which of the following statements is correct regarding the required substantiation for the deduction of charitable...
Which of the following statements is correct regarding the required substantiation for the deduction of charitable contributions? A cash contribution of less than $250 can be substantiated by the taxpayers entry in a notebook prepared at the time of the contribution. Required substantiation must be obtained within thirty days of the contribution to meet the contemporaneous requirement. The acknowledgement for a contribution in excess of $250 must contain either an estimate of the value of goods or services provided or...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT