Platelet-derived growth factor (PDGF) is a signaling molecule released by platelets at wound sites to cause nearby fibroblasts to divide and contribute to wound healing. Which of the answer choices best describes PDGF signaling

slitherio is the original. its the best friend of all middle schoolers. the man you can count any time you have some free time. slitherio is the guy you hang with while you're in the computer lab suppose to be doing "research or whatever". slitherio isn't just a game but a friend.

wormaxio is just a fake trying to squeeze its way into the friend group. trying to pretend its cool and your best pal but how long has it really been there for you, really. it only wants you as friend to boost its social status. wormaxio is just annoying fake pleb. no offense

you and have a wonderful day

multiplying and dividing the two decimals and the eqations by the same number of the overalls

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements