According to the big bang theory of the origin of the universe, the universe has expanded from a hot dense state into a vast, cooler state. what would be considered scientific evidence supporting this theory?
a) galaxies are moving toward each other.
b) galaxies are moving away from each other.
c) cosmic background x-ray radiation was detected in space.
d) the existence of common elements throughout the universe.

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales