According to the fluid mosaic model, the plasma membrane allows some substances to enter the cell more easily than others. Based on the molecular structure of the membrane, which of the following substances would you expect to dissolve in the lipid bilayer and quickly enter the cell? Glucose
Hydrocarbons
Proteins
Water

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.