What is a peptide?
a. a healthy nerve cell
b. a scrap of protein
c. the cause of cancer
d none of above

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

Antoine manages a number of apartment buildings that use natural gas for heating, cooking, and laundry. the scatter plot shows the correlation between the outside air temperature and antoine's natural gas bill. which type of correlation does the plot illustrate?

How many copies of genes do gametes have?