The oncogene erbb is a constitutively active form of a receptor tyrosine kinase that sends unregulated signals, from the plasma membrane, to stimulate cell proliferation. Suppose you have the capability to mutate all the copies of ras genes in these erbb-expressing cells, will this enhance or suppress the ability of erbb to promote tumor progression?.

the worst joke is

hey wanna hear a pencil joke

nevermind its pointless

answer:

dbg

explanation:

answer:

i don't believe the ocean is purple, but it might once have been:

as for the sky, according to nasa:

"sunlight reaches earth's atmosphere and is scattered in all directions by all the gases and particles in the air. blue light is scattered more than the other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time."

answer:

i didn't even do anything

explanation: