A capillary tube is used to acquire a small blood sample for CBC (complete blood count) analysis. Suction is not required to transfer the blood from the fingertip prick to the tube in part due to
A. covalent bonding between the water molecules.
B. adhesive forces between the water molecules and the glass particles of the tube.
C. ionic bonding between the water molecules.
D. cohesive forces between the glass particles of the tube and the water molecules.
Answer: B
You might also like to view...
Polygyny is more likely to occur as differences in territory quality increase between territorial males
Indicate whether the statement is true or false
For smokers who quit smoking, when does healing begin?
A) After a year B) After 6 months C) Almost immediately D) After 5 years
What is a key characteristic of exergonic reactions?
A. They consume energy. B. They require glucose fusion. C. Their products have more energy than the reactants. D. They release energy that can be used by cells. E. They involve the formation of bonds.
The possible effect of failing to limit greenhouse gas emissions on the oceans is likely to be which of the following?
A. An increase in dissolved methane will hinder microbial growth. B. An increase in dissolved carbon dioxide will raise the pH. C. An increase in dissolved methane will stimulate microbial growth. D. An increase in dissolved carbon dioxide will lower the pH.