Footprints are found at the crime scene. Investigators take note of the scalar quantity of the footprints. Analyzing the scalar quantity of the footprints can give them clues about everything except direction
length
speed
energy

Acladogram is a branching diagram that represents suggested evolutionary relationships among organisms based on the presence of unique traits. a scientist discovers a new organism that lacks limbs and does not have a true backbone. the organism lays eggs to produce offspring and has a cartilage-like rod known as a notochord running along its dorsal surface. on the cladogram below, select the species to which the newly discovered organism is most closely related.

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence