Master Biology with Fun Quizzes & Brain Teasers!

The king cobra expand its muscles and ribs on both sides of its neck how does this behavior help the snake to survive
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Classify the terms as most closely related to either an ecosystem or a community.
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B. Why do animals need to migrate farther if they live on flat terrain (which is more common in theeastern U. S. ) rather than in a mountainous region (which is more common in the western U. S. )? (2points)
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What must be true about the number of chromosomes to create fertilized cell?
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Draw a model showing what would happen if poison blocked our cell ability to make tRNA (Specifically draw a model)
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Farmer Joe raises milk cows. In order to increase efficiency, he chooses the cows that produce the most milk and only allows these cows to reproduce. This process is known asA. selective breeding.B. recombinant technology. C. Mendelian genetics.D. genetic engineering
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A population of green-colored grasshoppers lives in a valley. Because of their body color the grasshoppers can hide in the green grass of the valley to avoid predators. Due to changes in average precipitation, the grass in the valley starts to turn brown. Thiscontinues for several years. The green-colored grasshoppers are now easily visible to predatorsWhich characteristic would best allow the grasshopper population to adapt to this change?A the ability to reproduce asexually.B. the ability for the population to migrate.C. genetic variation within the population.D. a higher ratio of females to males in the population
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PLEASE HELP!!!! Identify the leaf tissues. Record your answer under "Slide 3" on your lab report.
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Yosef is so intrigued by what he sees in his microscope that he walks to a nearby pond and collects a sample of pond water to learn more about paramecium. he uses a single drop of the pond water to create a wet mount slide, which allows him to see living paramecia moving around in the water, unlike the processed and dyed paramecia in the prepared slide (part a). how do the structures observed under magnification help the organism carry out basic functions of life? write your findings in the space provided.
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What region is found near the upstream end of the coding portion of the gene (represented as pink in the gene switch animation)
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Explain how each pair of body systems works together to keep a person healthy: Respiratory System & Nervous System
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Which choice correctlydescribes the process ofprotein synthesis?a. codons code for amino acids, which formpolypeptides. the polypeptides combine toform proteins.b. protein molecules are created in thegolgi apparatus.c. proteins are made from atp in thenucleus.d. proteins are made outside the cell andenter the cell once complete.
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List the types of vascular tissue you see in this stem cross-section and describe what they do:please do not give me a link, they don't work for me-
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HELP ASAP WILL GIVE BRANLIEST!!A botanist is a researcher that studies plants. A botanist wants to measure the growth of different varieties of plants at different time points in their development. Which explanation best summarizes the rationale to control the levels of light, water, and temperature during the duration of the experiment?A) Light, water, and temperature are the dependent variables of the experiment and must be maintained at constant levels throughout the experiments duration. B) Light, water, and temperature are the independent variables in the experiment and must be maintained at constant levels throughout the experiments duration. C) Light, water, and temperature are variable in natural environments and should be varied throughout the experiment to mimic the environment as much as possible. D) Light, water, and temperature are environmental factors that affect growth and will confound the measurements of growth due to the difference in the varieties
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What is the cell type most characteristically associated with the gut-associated lymphoid tissue (galt)
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During a routine medical checkup of pigs on a farm, a veterinarian finds a pig with a fatal, untreatable zoonotic disease. How should theveterinarian ethically resolve this case?
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Would water be produced or used up when proteins break apart into amino acids? Explain your answer by describing the reaction
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Describe a laboratory-based experiment you could carry out to investigate the effect of temperature on the rate of feeding of dog whelks on barnacles. Your answer should include references to the control of variables and the collection of quantitative data
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Which letter indicates the specific structure where most hereditary mutation occurs?
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Calculate the volume of a cone of of base diameter 14cm and height 5cmTake pie 22/7
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21. Species who reproduce sexually will always have variety in their offspring due torandom mixing of the parents' DNA. Why is this a crucial part of evolution?
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how do compartmentalization benefit cells? write three straight up answers.
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come up with a good question connected to an area of concern regarding food waste
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Can air pollution cause localized deaths of a large number of people within just a few days? Explain
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