Biology, 14.07.2019 23:00 tatianna341
Explain why viroids can only infect and damage plant cells, but not animal cells. explain why viroids can only infect and damage plant cells, but not animal cells. plant cells contain a rna polymerase that can copy rna can animal cells do not. the genome of plant cells is made of rna while animal cells have a dna genome. animal cells contain rna polymerase that can copy rna and plant cells do not. although both types of cells contain rna, viroids recognize a specific receptor on the surface of plant cells.
Answers: 1
Biology, 22.06.2019 00:10
Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.
Answers: 1
Biology, 22.06.2019 02:30
Variety of living organisms; includes genetic, species, and ecological types.
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Biology, 22.06.2019 05:20
When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen
Answers: 2
Explain why viroids can only infect and damage plant cells, but not animal cells. explain why viroid...
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