Blog

Which statement best represents the meaning of the term evolution:  

All of the following are general observation of natural selection, EXCEPT:

___________________is the study of organisms to determine their evolutionary relationship using fossils, body parts and forms, structures of molecules, amino acids sequences of proteins and sequences of DNA

Which of the following situations will lead to natural selection? Mark all that apply for full credit  

Some organisms that share a common ancestor have features that have different functions, but similar structures.  These are known as

All the life on earth is describes as

Which of the following are ecological roles of viruses in the environment? (Note: this is a multi-select question).

A male sheep is called a ________, while a female sheep is called a ________.

Which breed of sheep is known for having hair instead of wool? 

A horse’s stomach is relatively small compared to its body size.