Ok so I asked this a little bit ago but no one answered and I want to cry but can someone please help me. Please help, I feel like this is easy but I don't know. If I need to post the question along with the answer options I will but please someone help me.😨

A dialysis membrane works to filter blood if the kidneys fail. A dialysis membrane is selectively permeable like a cell membrane. Why is it important for a cell membrane to be selectively permeable?

29 answers

Should I post the answer options?

pleaase helpppppp

what are the options?

Of course you should post the options.

A dialysis membrane works to filter blood if the kidneys fail. A dialysis membrane is selectively permeable like a cell membrane. Why is it important for a cell membrane to be selectively permeable?
A. It allows substances to go into the cell, and it filters them when they exit.
B. It allows some substances to move in and out, and it keeps others out.
C. It allows some gases and liquids to pass into the cell, and then prevents them from leaving.
D. It allows water to move in and out, but it prevents gases from passing through.

sorry i got distracted can someone please help

please

B. It allows some substances to move in and out, and it keeps others out.

OMG THANK YOU SO MUCH!!!

heyo i have a question

yea?

r u a boy or girl

gurl......

ok cool thanks for your help

nothing, im just a little puzzled as to why you needed to know if i was a girl or boy to thank me..

I didnt bc... nvm

lol

lol sorry i think you also helped me on another question too so thank you for help on that one too

oh ok
yw :)

no problem

Imagine talk8mg to yourself

Talking*

ikr imagine

Your probably the same person. So uh yeah

lol we are not the smae person

Sureee. and @heyo are you non-binary?

It’s Friday yayyyyyyyyyyy and I’m going to the movies and a buffet when I get out of school

And play Roblox all day tomorrow

@Please be nicer! no i am a girl