ATI TEAS 7
Reading
1. The phrase "robust ethical frameworks" refers to
- A. Complex algorithms and mathematical models used in AI development.
- B. Comprehensive sets of guidelines and regulations governing AI development and deployment.
- C. Advanced hardware and software systems necessary for building powerful AI systems.
- D. Public education campaigns raising awareness about the potential benefits and risks of AI.
Correct answer: B
Rationale: Ethical frameworks are sets of principles and guidelines that ensure responsible AI development and address potential risks, aligning with B.
2. In what way does spindle fiber dynamics and microtubule attachment regulate cell cycle checkpoints?
- A. Misaligned chromosomes fail to attach to microtubules, triggering a delay in anaphase onset.
- B. The presence of unattached kinetochores on the centromeres sends a signal to pause cell cycle progression.
- C. Microtubule instability and rapid depolymerization lead to the activation of checkpoint proteins.
- D. All of the above.
Correct answer: D
Rationale: Rationale: A) Misaligned chromosomes fail to attach to microtubules, triggering a delay in anaphase onset: During cell division, proper attachment of chromosomes to spindle fibers is crucial for accurate segregation of genetic material. If chromosomes are not correctly attached to microtubules, it can lead to misalignment, which triggers a delay in anaphase onset. This delay allows the cell to correct any errors before proceeding with cell division. B) The presence of unattached kinetochores on the centromeres sends a signal to pause cell cycle progression: Kinetochores are protein structures located at the centromere of chromosomes and are responsible for attaching chromosomes to spindle fibers. When kinetochores are unattached or improperly attached to microtubules, it sends a signal to the cell to pause cell cycle progression. This pause allows the cell to ensure that all chromosomes are properly aligned before proceeding with cell division.
3. The term "unconditional" in the context of UBI signifies that
- A. The amount received would be based on individual income and living expenses.
- B. Recipients would be required to meet certain criteria to qualify for the program.
- C. The money would be provided without any restrictions on how it is spent.
- D. The program would be temporary and subject to periodic review and renewal.
Correct answer: C
Rationale: The unconditional aspect of UBI refers to the lack of strings attached to its receipt, aligning with C.
4. Diabetes mellitus is a chronic condition affecting blood sugar control. What is the main type of hormone deficiency associated with type 1 diabetes?
- A. Insulin
- B. Glucagon
- C. Estrogen
- D. Testosterone
Correct answer: A
Rationale: The correct answer is A: "Insulin." In type 1 diabetes, the main type of hormone deficiency is insulin. Insulin is produced by the pancreas and is crucial for regulating blood sugar levels by helping cells absorb glucose. In individuals with type 1 diabetes, the immune system mistakenly attacks and destroys insulin-producing beta cells in the pancreas, leading to a deficiency of insulin. This results in uncontrolled high blood sugar levels, which can have serious consequences if not managed properly. Glucagon, estrogen, and testosterone do not play a primary role in the hormone deficiency associated with type 1 diabetes.
5. Two coherent light waves with a slight phase difference interfere. What determines the resulting intensity of the combined wave?
- A. The individual intensities of the waves
- B. The wavelength of the waves
- C. The distance between the waves
- D. The color of the waves
Correct answer: A
Rationale: The intensity of the resulting wave depends on the individual intensities and the phase difference between the interfering waves. Constructive interference leads to higher intensity, while destructive interference leads to lower intensity.
6. What is the recommended daily intake of protein for adults to maintain healthy muscle mass?
- A. 0.5 grams per kilogram of body weight
- B. 1 gram per kilogram of body weight
- C. 1.5 grams per kilogram of body weight
- D. 2 grams per kilogram of body weight
Correct answer: C
Rationale: The recommended daily intake of protein for adults to maintain healthy muscle mass is 1.5 grams per kilogram of body weight. Protein is essential for muscle repair and growth, and consuming an adequate amount helps support overall muscle health. 1 gram per kilogram of body weight is generally recommended for sedentary individuals, but for those looking to maintain or build muscle mass, a higher intake of 1.5 grams per kilogram of body weight is advised. Consuming too little protein can lead to muscle loss, while consuming too much may strain the kidneys. Therefore, 1.5 grams per kilogram of body weight strikes a balance for most adults looking to support their muscle health.
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