3 years ago

I need more help with science again

2 answers:

5 0

Membranes are barriers and “gatekeepers”, they only let certain molecules pass through them.

they also transport nutrients to the cell

Rina8888 [55]3 years ago

3 0

Cell membrane : decides what enters and leaves, it also decides which proteins come in and out
passive transport : passive transport uses energy and i’m pretty sure it’s a transport that allows only some proteins to go through such as proteins

You might be interested in

What's the net force acting on an 18-kg object if an acceleration of 3.0 m/s2 is produced? A. 12 N B. 6 N C. 54 N D. 36 N

ASHA 777 [7]

Im sure the answer is c

6 0

3 years ago

Read 2 more answers

The surface forces that change the surface of the earth are:

pshichka [43]

Number one victory royal yaaa

5 0

3 years ago

Classify each of the following as either a physical change or a chemical change:

Taya2010 [7]

Answer:

physical change

a b c

chemical change

3 0

3 years ago

Read 2 more answers

If a can of soup 150 g mass and 0.75g/ cm^3 density what’s the volume

Liula [17]

Answer:

<h3>The answer is 200 cm³</h3>

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

$volume = \frac{mass}{density}\\$

From the question

mass = 150 g

density = 0.75 g/cm³

We have

$volume = \frac{150}{0.75} \\$

We have the final answer as

Hope this helps you

8 0

4 years ago

What is a geochemist

Nimfa-mama [501]

An expert in or student of the branch of science concerning the chemical composition of the earth and its rocks and minerals.

3 0

3 years ago