Penicillin is an antibiotic that was discovered in 1928. Today, many species of bacteria have acquired resistance to penicillin. This adaptation occurred as the result of

A) mutualism.

B) symbiosis.

C) genetic mutation.

D) divergent evolution.

Transcribe the following strand of DNA: 5' A T T G C G A A C T G C G A G G A C T T C 3'?

This class of medicines relieves coughing. A. antitussive B. expectorant C. bronchodilator D. none of the other answers E. decongestant

A client has undergone a screening colonoscopy. The doctor removed several polyps that were sent to pathology and identified as benign. Name possible reason of a polyp.

Write two reasons why clean water is so important to life on earth?

Compare and contrast mercury and venus btw it does not have science as an option i know this is not biology

What can you put in a soup to make it burn?

A particular triplet of nucleotides in the template strand of DNA is AGT. This sequence will produe what codon sequence when the DNA is transcribed into mRNA? A) UCA B) AGT C) TCA D) TCU E) AGU

What is the movement of alleles from one population to another?

How would you describe a solution that has a high concentration of water molecules?

If land was cleared 100 years ago for farming and has recently returned to its natural state, covered with plants and trees, what has taken place? A. Primary succession B. Ecological succession C. Secondary succession D. Evolutionary succession