If a biologist wanted to analyze the evolutionary relationship in a gene type that is found in both eukaryotes and bacteria, which of the following would not be useful? ribosomal rna coding genes transfer rna coding genes hexokinase coding gene for glycolysis histone coding genes

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

In guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?

Which statement does lola need to correct, and why? a) statement 1 because spiral galaxies do not havearmsb) statement 2 because the bulges contain mostlyyoung red stars.c) statement 3 because the arms are made of mostlyyoung blue and blue-white stars.d) statement 4 because spirals galaxies contain littleto no dust.(c)