What structures provide support to the leaf and prevent it from collapsing under its own weight?
a. palisade mesophyll and spongy mesophyll
b. guard cells and the lower epidermis
c. bundle sheaths and bundle sheath extensions
d. cuticle and the upper epidermis
e. trichomes and stipule
C
You might also like to view...
The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of?
A. carbohydrates B. lipids C. bilipds D. proteins
Which statement about coniferous forests is true?
A) Coniferous forests are the smallest terrestrial biome. B) Coniferous forests are characterized by long, mild winters and short, dry summers. C) Coniferous forests usually have nutrient-rich soils. D) Coniferous forests experience precipitation that is mainly in the form of snow.
The ________ is a modified form of endoplasmic reticulum that stores and releases calcium ions when a muscle contracts
Fill in the blank(s) with correct word
The molecules that serve as the link between genotype and phenotype are ___________.
Fill in the blank(s) with correct word