In a reproducing cell , the dna is found in the structures known as 1. Lysosomes
2. Chromosomes
3. Vacuoles
4. Ribosomes

What is thought to have caused the mass extinction at the end of the cretaceous period?

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Which locations on the map are low-pressure areas? a b c d e