This topic contains a solution. Click here to go to the answer

Author Question: Cell membranes are said to be ________ because they allow some substances to pass but not others. (Read 35 times)

OSWALD

  • Hero Member
  • *****
  • Posts: 580

Question 1

Nucleoli function in the production of
◦ DNA that controls all cell functions.
◦ peroxisomes.
◦ proteins.
◦ secretory vesicles.
◦ RNA for ribosomes.

Question 2

Cell membranes are said to be ________ because they allow some substances to pass but not others.
◦ structural
◦ metabolically active
◦ selectively permeable
◦ hydrophilic
◦ a physical barrier


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by OSWALD on Apr 11, 2021

ju

  • Sr. Member
  • ****
  • Posts: 325
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 35% of students answer this correctly




OSWALD

  • Member
  • Posts: 580
Reply 2 on: Apr 11, 2021
Wow, this really help


Jossy

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

For a complete list of videos, visit our video library