About how big is an atom? Select one:
a. one tenth of a meter
b. one ten millionith of a millimeter
c. one hundreth of a meter

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

During binary fission, what events must occur before the cell splits into two new cells?