Plant leaves are organs that are composed of multiple cell types, including palisade cells and guard cells. Palisade cells contain many chloroplasts and are the main sites of photosynthesis in a leaf. Guard cells are specialized epidermal cells that can change shape in order to control gas exchange between the leaf and its surroundings. Which claim is best supported by evidence provided in the passage?
Choose 1
(Choice A)
A
The various cell types found in a leaf have unique, specialized functions.

(Choice B)
B
A leaf is primarily made up of one cell type, which allows it to carry out the process of photosynthesis.

(Choice C)
C
Palisade and guard cells each have the capacity to carry out all the functions of the leaf, independently.

Identify the terms using the following picture. principle of dominance item 1 can be described as the . item 2 can be described as the . the "p" represents from one parent.

You see a white marker with an orange circle and black lettering. what does this marker tell you

20 point pls brianliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?