Which of the following nucleotide bases is found only in DNA:

The heart is an example of a(n):

____________ are non-membranous organelles that carry out protein translation. 

Movement of water across the cell membrane via aquaporins constitutes:

The vagina & penis are part of which organ system? (You may need to select more than one answer)

The three parts of Extracellular Matrix (ECM) are cells, _____________, and fibers.

The ____________ membrane covers organs and does not open to the exterior of the body.  

The nonpolar (lipophilic) portion of the plasma membrane is:

Which of the following is NOT a connective tissue type:

In a holocrine gland, the entire cells ruptures and cell fragments and debris are also secreted.