Why do you think farmers are not using cover cross?

The difference between amphid and plasmid

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

What type of specimens where you able to see under each of the microscopes in the microscope activity