The codons that code for alanine in a potato beetle are the same as those that code for alanine in mackerel and humans. This evidence best supports which of the following ideas?

A. humans and fish evolved from insects
B. different species synthesize the same proteins
C. insects, fish, and humans express the same genes
D. different species share components of the genetic code

How will technology impact medicine in the future?

Zoo geographic regions are characterized by the presence of specific groups of animals these regions are determined by the taxonomic or phylogenetic relationships of animals. the map shows the zoogeographic regions proposed by the naturalist alfred russel wallace in 1876. the similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between the organisms in both locations ?

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits