Exam 2: Cells, tissues, organs, and Organ Systems of Animals

When molecules bind temporarily with a carrier protein in a cell's membrane and move across the membrane from areas of higher concentration to areas of lower concentration this is known as

Which of the following is part of plant cells but not animal cells?

The __________ is an organelle inside the nucleus that serves as the pre-assembly point for ribosomes.

This carrier protein transports two molecules or ions in opposite directions.

An organelle that is used for storage and internal transport,serves as a site for attachment of ribosomes,and makes steroids,is the

Which of the following is not an example of an organ system?

Active transport

The fluid mosaic model of membrane structure was developed by

The organelle that is especially prominent and well-developed in secretory cells (such as glandular epithelial cells)is the