Locard’s exchange principle is best described as
a) no two pieces of evidence have any similar markings
b) a scientific experiment has been generally accepted by experts
c) evidence at a crime scene should be replaced with evidence from the victim’s home
d) there is a transfer of evidence when two objects come into contact with each other.

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.

This diagram shows how seed plants are grouped. which is the missing label? bryophytes angiosperms pteridophytes monocots