1.Selective Breeding
2.Vegetative Planting
3.Paddy Field
4.Seed Agriculture
5.Second Agricultural Revolution
a. Reproducing plants using direct cloning.
b. Reproduces plants by planting seeds annually.
c. A flooded parcel of land used to grow rice or other semiaquatic crops.
d. Took place between the 17th century and the end of the 19th century, and increased agricultural productivity.
e. The mating of two animals that have desirable characteristics in order to create a better animal.

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?