The sequence of mRNA is AGUACA. Which of these is the sequence of tRNA? *
UCAUGU
AGTACA
AGUACA
TCATGT

Which best explains why viruses do not have special structures or enzymes that allow them to make their own food? viruses can use energy in living cells that they infect. viruses can replicate inside a host that they infect. viruses can cause contagious illnesses in host cells. viruses integrate their rna or dna into infected cells.

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

Some substances but not other can cross the (blank) membrane of a cell