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Questions in biology

[Answered] How to grow an avocado inside. Response A: How to Grow an avocado: 1. Wash and dry an avocado pit 2. Fill a mason jar with water 3. Press three toothpicks around the pit 4. Place the jar in a warm, sunny spot 5. Replenish water as needed 6. Plant in soil Response B: The avocado, Persea americana, bears delicious fruits packed with healthy fats. In the right conditions, trees can reach heights of up to 20m, but they're unlikely to grow so well in the United States. Which response is the most helpful? A. Response A B. Response B C. Both responses are equally helpful

[Answered] Which of the following is NOT a factor in efficiency? A. metabolism B. type of movement C. muscle efficiency D. digestion

[Answered] Imagine the water content of the blood is low when you take in much salt with your food. What would happen in your kidney to regulate this situation? Osmoreceptors stimulate the A. adrenal gland to release adrenalin that increases conversion of glycogen to glucose in the blood. B. hypothalamus that releases aldosterone and sodium ions to reabsorb back into the blood. C. ADH to release cortisone that promotes resistance to water stress. D. pituitary gland to release ADH to reabsorb water back into the blood. Several current studies point out that very large quantities of greenhouse gases have been added into Earth's atmosphere due to human activities. What would be the most likely responsible gas and its major sources, respectively? A. Methane - aluminum smelting and semiconductor manufacturing B. Carbon dioxide - fossil fuel combustion, deforestation, oil and gas usage C. Perfluorocarbons - electric transmission, magnesium and aluminum production

[Answered] Which of the following best describes the process of facilitated diffusion?

[Answered] Which of the following forest management practices is best for reestablishing areas of forest? A. shelterwood cutting B. even-aged management C. reforestation D. uneven-aged management

[Answered] The final electron acceptor of aerobic cellular respiration is: A. $CO _2$ B. NADH C. oxygen D. water E. $FADH _2$

[Answered] The table displays the number of butterflies collected in a sample over three years. What inferences can be made from the samples taken on butterfly populations? Select three choices. | | Year 1 | Year 2 | Year 3 | | -------------------- | ------ | ------ | ------ | | Zebra Swallowtail | 21 | 10 | 10 | | Viceroy | 3 | 4 | 3 | | Painted Lady | 2 | 0 | 16 | | Monarch | 82 | 52 | 57 | A. The average number of monarchs over all three samples is less than the number of monarchs counted in year 3. B. The Viceroy population remained fairly steady over the three years recorded. C. The average number of Zebra Swallowtails over all three samples will be less than the number recorded in year 1. D. If a population is increasing over time, the average will be less than the most recent count. E. There was a mistake in the sample for year 3 as the Painted Ladies were extinct in year?

[Answered] In reference to the movement of molecules across a membrane, what is the difference between diffusion and passive transport?

[Answered] Which of the following provides a genomic-based, probabilistic assessment of identity? A. None of the answers is correct. B. biometrics C. DNA phenotyping D. dactylography

[Answered] Which substance carries energy to the Calvin cycle? A. NADPH B. ADP C. 02 D. H₂O