The messenger RNA codes for six different amino acids are shown in the table.
In on type of mutated gene for hemoglobin, CTC in the DNA code was
replaced by CAC. What amino acid substitution has taken place in the
mutated hemoglobin?
Select one:
a. Valine has replaced glutamic acid.
b. Cysteine has replaced glutamic acid.
c. Serine has replaced leucine.
d. Arginine has replaced leucine.

Which entry is in the wrong position in the table?

Explain how organisms could be harmed by high levels of salt from roadways?

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species