Plz Help Me In Biology Questions Nooooooooow !!!?Plz Help Me In Biology Questions Nooooooooow !!!?
1.which of the following is a function of eukaryote cell's plasma membrane ?
A.It prevents the movement of water into and out of the cell .
B. it allows diffusion of O2 but not of CO2 it traps photons of light .
C. it prevents the diffusion of protein Hormones into the cell .
D. it permits the movement of starch molecules .
2.which of the following disease is directly caused by mutations in gene that codes for protein involved in cell cycle involved in cell cycle regulation ?
A.Diabetes
B.Heart disease (Cloning of Cardiac arteries )
C.Malaria
D.Cancer
E.Sickle Cell anemia
3.THe exchange of O2 and CO2 between blood and air the lungs occurs through the process of :
A.Diffusion
B.osmosis
C.Secretion
D.Active transport
E.pinocytosis
4.prokaryotes are thought to be similar to the first forms of cellular life on earth because ,like the first forms ,prokaryotes :
A.Lack of DNA
B.are parasitic
C.Lack of nuclear envelope
D.Possess Mitochondria
E.are capable of aerobic respiration`
Answer by Rynn
1 C) It prevents the diffusion of protein Hormones into the cell
2 E) Sickle Cell anemia
3 A) Diffusion
4 C) Lack of nuclear envelope
Orignal From: Plz Help Me In Biology Questions Nooooooooow !!!?
No comments:
Post a Comment