1) carries directions from the nucleus to the ribosomes.
a.
trna
c.
rrna
b.
mrna
d.
dna

2) the production of protein begins when ribosomal rna moves into the cytoplasm.
true or false

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.