Ask your own question, for FREE!
Biology 8 Online
OpenStudy (anonymous):

How dome some cells become brain cells and others become skin cells, when the DNA in all the cells is exactly the same. In other words, if the instruction are exactly the same, how does one cell become a brain cell and another a skin cell?

OpenStudy (anonymous):

Chemical signals released in the body signal certain pathways to be followed by the cell.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
DoltonCarlee: what are y'all's options on S A T essays because honestly their not that bad
2 hours ago 3 Replies 1 Medal
Legomaster346: How can I open a bank account?
21 hours ago 1 Reply 0 Medals
luisaam2: Helpp
2 days ago 15 Replies 2 Medals
thereneelg: Can someone give me a summary of article 231, The war guilt clause?? I need to explain what it is, but I can't find any shortened version of what it is and
1 day ago 7 Replies 1 Medal
Legomaster346: Can I get the recipe for rotel dip?
2 days ago 9 Replies 2 Medals
luisaam2: What should you do when the person you want to talk to the most is the one making
2 hours ago 16 Replies 1 Medal
Breathless: https://medal.tv/games/roblox/clips/nAYivIl6oXB6q9QAI?invite=cr-MSxCSk4sMTY4OTA4N
1 week ago 0 Replies 0 Medals
Twaylor: I'm not that good at law can someone fact check this without bias? June 29, 2026, the Supreme Court decided Chatrie v.
1 week ago 0 Replies 0 Medals
Demon25: For a hoco proposal with a cheerleader and football player, what else should be a
1 week ago 12 Replies 0 Medals
curriful: practicing my coloring criticism desired ud83dude13
1 week ago 10 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!