Viruses are site articles that contain either DNA or RNA protected by a protein coat. Which statement best susiests why viruses must have host cells to replicate their genetic materials and build new article
O They lack the ability to enter host cette
They donymes necessary to carry out metabolic reactions
They lack protection around their senetic materials
They lack nucleic acids necessary to pass on traits

idk

explanation:

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.

ask your friends for what they got then copy it down if you don't have any friends which is fine than google it or pay the teacher