Communication between cells occurs via ________ in plant cells and via ________ in animal cells
Fill in the blank(s) with correct word
plasmodesmata; gap junctions
You might also like to view...
The bird’s nest fungus utilizes __________ to distribute its spores
a. insects b. rain c. wind d. all of these
Eye drops used by an ophthalmologist to dilate the eyes for an eye exam act on the nerves that control the ____
a. fovea b. lens c. ciliary muscle d. cornea e. iris
Respond to the following statements with reference to the five plant macronutrients listed below.
A. This nutrient is an important component of proteins and nucleic acids. B. This nutrient helps to maintain turgor pressure in stomata. C. This macronutrient is a main component of all biological molecules. D. This nutrient is essential to formation of chlorophyll and acts as a cofactor for many enzymes. E. This nutrient is a component of ATP.
Breathing helps move blood from lower parts of the body toward the heart by which of the following mechanisms?
A) Inhalation decreases pressure in the abdominal cavity, which opens veins and pushes blood toward the heart. B) Inhalation increases the size of the thoracic cavity and increases pressure in the abdominal cavity. C) Inhalation increases the size of the thoracic cavity, which reduces pressure and draws blood toward the heart. D) Breathing does not help return blood to the heart.