Bacteria add carbon to the carbon cycle by A. Decomposing dead organisms
B. being consumed by larger organisms, such as plankton.
C. performing photosynthesis.
D. exchanging carbon dioxide and oxygen gases.

Classify the structures as homologous or analogous, depending on their structure and function.

Which statements about the fluid mosaic structure of a membrane are correct? select the three correct statements.which statements about the fluid mosaic structure of a membrane are correct? select the three correct statements.the framework of a membrane is a bilayer of phospholipids with their hydrophilic heads facing the aqueous environment inside and outside of the cell and their hydrophobic tails clustered in the center.because membranes are fluid, membrane proteins and phospholipids can drift about in the membrane.the diverse proteins found in and attached to membranes perform many important functions.the kinky tails of some proteins keep the membrane fluid by preventing the component molecules from packing solidly together.membranes include a mosaic, or mix, of carbohydrates embedded in a phospholipid bilayer.

3test questions with answers on incomplete dominance