Other organelles inside a cell, consisting mostly of membranes, make up the endomembrane system. this system of organelles acts as the cell’s factory and delivery service. which molecules are processed by the rough endoplasmic reticulum (er)? a. lipids b. proteins c. carbohydrates d. nucleic acids

Does mitochondria still meet the definition of a eukaryote why or why not?

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food