Which word is described by the following riddle poem? The lines of the poem describe the word's letters. (Hint. It's a favorite pestime of bacteria) c. My first letter's in France, but it's not found in Spain
b. My second is in delight, though it's also in pain
c. My third and fourth are not in trouble, but con be found in prison
d. My fifth is not in fallen, but is certainly in risen
e. My sixth is in a hole, my seventh in a knoll.
f. What word could I possibly be?

What type of competition exsist between two species. turtles and fish

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?

Archeologists have discovered three sites showing conclusive evidence for the mastery of fire in tanzania, from a period slightly after the time that homo habilis was present in africa. these sites clearly were founded by homo erectus, the descendent species of homo habilis that migrated north, out of africa and into asia. homo erectus was known to have mastered fire, from ample evidence at sites in asia. there is no reason to attribute mastery of fire to homo ergaster, the descendent species of homo habilis that remained in africa.which of the following is an assumption on which the argument depends? (a) before their migration, homo erectus occupied african territory as far south as tanzania.(b) the strain of migration provided the selective pressure motivating homo erectus‘ mastery of fire.(c) homo ergaster would not have derived as much benefit from the mastery of fire as did homo erectus.(d) homo ergaster inherited all cultural knowledge from homo habilis, a species that did not have mastery of fire.(e) homo ergaster did not occupy regions as far south as tanzania until well after the time of these three sites.