When a light source moves away from us, the consequent stretching out of wavelengths is known as . A. Redshift
B. Spectrum effect
C. Coriolis effect
D. Blueshift

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?

Me with biology endocrine system crossword also image left i need with hw

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated