A wildlife biologist is tasked with determining the different species of plants in a 10 Km2 area. He samples the area using quadrat sampling. He counts the number of plants in five 1 m2 quadrats. Is he obtaining a reasonable estimate of the species in the area? WHY OR WHY NOT?

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.

synapse nervous system