Carl Linnaeus
a guy from Sweden
Human reproductive cloning should not now be practiced. It is dangerous and likely to fail.
Okay, biology isn't exactly my strongest subject (it never has been), but I'm pretty sure the answer is nucleotides. DNA is made up of nucleotides. Each nucleotide contains a phosphate group, a sugar group, and a nitrogen base. There are four different nitrogen bases: adenine (A), thymine (T), guanine (G), and cytosine (C). A always pairs with T, and G always pairs with C.
Answer:
thus buds that eventually grow into arms and legs are formed in 1st month of pregnancy
