Darwin developed his theory of evolution after working extensively to observe and collect data from large populations of organisms, such as the finches on the galapagos islands. the methodology best suited for this type of large scale population study would be a) lab work. b) field research. c) chemical experimentation. d) mathematical extrapolation.

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin

Need ! will give 20 points! what are two ways that diatoms differ from slime molds? the external coverings of diatoms are made up of (silica, chitin or peptidoglycan), while slime molds have cell walls containing (silica, peptidoglycan or chitin). diatoms are (chemoheterotrophs, photoautotrophs or chemoautotrophs) because they make food through photosynthesis, while slime molds are (heterotrophs, phototrophs or autotrophs) because they eat decaying plant matter.