Why did the video use the word evolved to describe the change that occurred from unicellular to multicellular life on earth

How do you transfer mrna into codons ? i'm so confused : (

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

The same agricultural practices are used in every country of the world. select the best answer from the choices provided t f