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

Author Question: If we place living cells in a nonpolar solvent like methane or ethane, A) their membranes will ... (Read 43 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
If we place living cells in a nonpolar solvent like methane or ethane,
 
  A) their membranes will thicken, preventing molecular transport across the membrane
  B) they will rapidly explode due to pressure caused by the solvent building up inside the cell
  C) their membranes will most likely dissolve as cell membranes are also nonpolar
  D) they will function in much the same way as they do in water

Question 2

A rock sample contains 1/8 micrograms of the parent radioactive isotope Al-26 and 7/8 micrograms of its daughter isotope Mg-40. If the half-life of this decay is approximately 700,000 years, how old is this rock?
 
  A) 2.1 million years
  B) 2.8 million years
  C) 1.4 million years
  D) 700,000 years



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joneynes

  • Sr. Member
  • ****
  • Posts: 376
Answer to Question 1

C

Answer to Question 2

A





 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

For a complete list of videos, visit our video library