The roots of the aquatic plant hydrilla are poorly developed and lack xylem tissue. which is an appropriate justification for this? 1.as hydrilla is aquatic in nature, the roots do not have to search for oxygen, and there is no need for xylem to absorb oxygen because the plant is surrounded by water that has dissolved oxygen in it. 2.as hydrilla is aquatic in nature, the roots do not have to search for minerals, and there is no need for xylem to absorb nutrients because the plant is surrounded by water that has dissolved nutrients in it 3.as hydrilla is aquatic in nature, the roots do not have to search for water, and there is no need for xylem to absorb water because the plant is surrounded by water.

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Why is it incorrect to say that mitochondria function only as energy factories with cell

Me brainliest 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?