A change in the region labeled Y from U-C-G to U-G-C would most likely cause 1
the synthesis of a different protein

2
polyploidy

3
the formation of recombinant DNA

4
crossing-over

How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit