The hydra is a very small, simple animal that lives in water. hydras reproduce asexually by budding, a process in which a bud breaks off an adult hydra and floats away. which of the following best describes a hydra bud? a) a hydra bud contains genetic material from its two parents. b) a hydra bud has different mutations than the parent hydra. c) a hydra bud is genetically identical to the parent hydra. d) a hydra bud has half as much genetic material as the parent hydra.

How does human environment effect the biosphere

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.

Explain why autonomous underwater explorers (aue) will provide entirely new kinds of information about ocean processes