Humans use fossil fuels to provide energy for automobiles and factories. On which cycle would this have the largest impact?

Creation of an unnaturally uniform sample to represent a diverse populationcan be avoided by: a. including only willing b. asking another scientist for .c. choosing only identical participants. d. selecting individuals at random.

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii