Which question would most likely be studied by a biologist?A.How can a drug that treats cancer be synthesized?B.How much ultraviolet radiation passes through the atmosphere?C.How can cancer-causing substances be regulated?D.What causes cancer cells to grow uncontrollably?SUBMITarrow_backPREVIOUS

Which of the following is a scientific question about butterflies?A.How far do butterflies fly each winter?B.Should butterflies be caught for insect collections?C.Should chemicals that harm butterflies be banned?D.Which butterflies are the most beautiful?SUBMITarrow_backPREVIOUS

Select the correct answer.Which of these is the most effective research question? A. How did ancient Egyptian religions work? B. What religions did the Egyptians practice a long time ago? C. How did the ancient Egyptians' religious beliefs influence their temples? D. Why did ancient Egyptians like cats so much?

Which is true of scientific questions?A.Scientific questions are answered by doing experiments.B.Many scientific questions are too complex to be tested.C.Scientific questions are biased by the opinions of scientists.D.Few scientific questions lead to useful investigations.

A scientist is interested in designing an alternative cancer treatment involving a less harmful type of radiation. What should her next step be?A.Look into the needs society has for drugs that can treat a variety of diseases.B.Look at how radiation interacts with cancer cells.C.Begin radiation treatments on new patients.D.Set up a test trial for her new treatment.

Which of the following statements about cancer cells is correct?1. Passenger mutations can occur without the onset of a tumor.2. Cancer cells are derived from a clone.3. Accumulation of driver mutations can lead to cancer.4. Intratumoral heterogeneity provides a good rationale for advancing precision medicine.A. 1, 2 and 3B. 1 and 3C. 2 and 4D. 4 onlyE. All of 1, 2, 3 and 4 are correct.23. Which of the following statements about genetics of Alzheimer’s Disease (AD) is correct?A. Mutations in presenilin 1 or 2 can lead to AD.B. Production of ApoE3 can lead to AD.C. Trisomy 21 decreases the probability of early onset.D. Decrease in β-secretase can lead to AD.24. Theoretically, which of the following could be used as a biomarker (something you test for to see if thedisease could be present) for Alzheimer’s Disease?1. Hyperphosphorylated Tau.2. 42aa β-amyloid peptide.3. Acetylcholine production.4. Glutamate production.A. 1, 2 and 3B. 1 and 3C. 2 and 4D. 4 onlyE. All of 1, 2, 3 and 4 are correct.