Which of the following is not a piece of molecular evidence supporting the endosymbiotic theory? .a. some organelles divide by fission just like bacteria.
b. the mitochondria and chloroplasts are much different in structure than bacteria.
c. mitochondrial and chloroplast dna is similar to bacterial dna.
d. ribosomes of some organelles are like that of those found in bacteria.

First problem: for each of the following sequences, fill in the mrna sequence, the amino acid sequences, and the rrna anticodonsthat have been left blank.a) dna: atácga aatcgcgatcgcggcgattoggb) mrna: ? c)codon: ? d)anticodon: ? e)amino acids: ? second problem: see abovea) dna: titaoggccatgaggga a tagtig gillarib)mrna: ? c) codon: ? d)anticodon: ? e) amino acids: ? third problem: see abovea) dna: tacgggcctat acgctactactca tgsatcggb) mrna: ? c)codon: ? d)anticodon: ? e)amino acids: ?

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.