Atrue statement about both myoglobin and hemoglobin protein is: select one: a. they have no obvious structural relationship b. they have nearly identical primary structures, but different quaternary structures c. very similar primary and tertiary structures. d. very similar tertiary structures, but different primary structures e. they have very different primary and tertiary structures.

How does the study of genetic disorders such as pku biologists understand normal alleles?

Sexual reproduction in the parent cell will result in offspring with a) identical genetic information. b) half the genetic information. c) double the genetic information. d) four times the genetic information.

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.