Which of the following best illustrates retroactive interference?
a. susie struggles to learn how to play the violin, after playing the guitar for many years.
b. chet struggles to learn the names of the new players he added to his fantasy baseball roster.
c. professor jones struggles to learn the names of his new students after teaching for many years prior.
d. coach todd calls one of her old softball players the name of one of her new players.

Physical needs include: a. the need for sleep b. the need to feel safe c. the need to feel secure d. all of the above

This is a major archaeological site that was once a regional center to the mayan empire in ancient mesoamerica.

20 pts i don't really get this xd1. what is the function in humans of the protein produced from that gene2. would you expect to find the same protein in other organisms? if so, which ones? 3. is it possible to find the same gene in two diff. kinds of organisms4. if you found the same gene in all organisms you test, what does this esuggest about the evolution of this gene in the history of life on earth? 5. does the use of dna sequences in the study of evolutionary relationships mean that other characteristics are unimportant in such studies? explain your answer. what am i supposed to do here