Answer:
d
Explanation:
bacteria is a small rna and there are millions of them they are not big enough to have dna
A) part a is cell wall part b is chloroplast
Answer:
River basin is the area of land that is drained by a river system.
Explanation: River basin is also called drainage basin. River basin consist of one main big stream which collects water from many tributaries present on the left and right of the main stream. Water is collected from high ridge areas into these tributaries due to precipitation over there. These high areas is known as watershed. This main stream flows and drain into a river system.
Lillian Wald
Lillian Wald was a nurse and humanitarian. She founded community nursing and coined the nurses integrated in the community as " public health nurse". She also established the very first public health nursing system. She also campaigned to have nurses in public schools.