You are in your laboratory studying a tumor. You want to see as many details about the structure of the tissue and its cells as possible to try to determine what caused the tumor’s development. You have the best microscope available. Use a microscope with many objectives.

Start by focusing the cells using low power.

Focus on the cells using high power.

Find previously released photos of the cells.

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c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

producers within ecosystems are essential as they are at the base of the food chain. plants are examples of producers. they use the process of photosynthesis to capture light energy and use it to convert simple inorganic substances (carbon dioxide and water) into organic substances (glucose).