1. Remember what you have learned about the four major classes of biological macromolecules. Which..

1. Remember what you have learned about the four major classes of biological macromolecules. Which..

1. Remember what you have learned about the four major classes of biological macromolecules. Which of the following correctly pairs the type of biological macromolecule with its function? (select all that apply) a. Nucleic acids are for information storage b. Proteins are the molecular machines of living things. c. Lipids are components of the cell membrane d. Carbohydrates are for energy storage 2. As a baby feeds on a mother's breast, the suckling stimulates the breast to produce more milk. This is an example of: a. a paired feedback loop b. a lack of feedback c. positive feedback loop d. negative feedback loop 3. Which of the following statements about the development of new antibiotics is TRUE? a. It is unlikely that bacteria will ever develop that cannot be treated by any known antibiotics b. Once a new antibiotic begins to be used, it usually takes just a few decades for bacterial resistance to develop c. As an antibiotic is taken the human body recognizes the drug and slowly builds tolerance. d. Antibiotics are designed to fight infections caused by both viruses and bacteria e. The pharmaceutical Industry brings to market several new antibiotics each year becbuse antibiotics are more profitable than most other types of medications 4. The notochord select all that apply) a. contains grey crescent cytoplasm b. forms opposite to the point of sperm entry c. is a mesodermal structure d. directs neurulation e. forms at the end of gastrulation 5. Which of the following statements is FALSE? a. A benign tumor may move to new locations in the body b. Cancer cells have accumulated genetic damage c. Cancer results from uncontrolled cell division d. Proto-oncogenes are normal genes that promote cell growth Tumor suppressor genes are normal genes that inhibit (prevent) cell growth 10. According to the central dogma, which of the following represents the flow of gentetic information in cells? a. DNA to protein to RNA b. RNA to DNA to protein c. protein to DNA to RNA d. DNA to RNA to protein  

Apr 06 2022 12:56 PM