Ireally suck at bio lol.. this was the first space mission made by the soviet union. although it seems primitive now, it gathered information about earth's atmosphere and sent signals back to earth, a breakthrough for its time. voyager 1 cassini-huygens spirit sputnik 1

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

Recombinant dna (rdna) creates offspring which are genetically identical to the parent is the process of breeding only organisms with desirable traits involves the removal of the nucleus of a cell combines genes from organisms of different species in a lab

What are the three types of counseling established by marine corps policy?