Answer:
1. true
2. true
3. true
4. more water molecules outside the membrane of cell
5. the second option
Answer:
a) The mucosa is composed of thick, nonkeratinized stratified squamous epithelium.
d) The two layers of muscle in the superior one-third of the muscularis are skeletal
(B and E are repetition of A and D respecticely)
Answer:
The statement that best describes the vascular tissue in seed plants is that xylem carries water and nutrients from the roots to the rest of the plant.
Explanation:
Xylem corresponds to the tissue of the vascular plants that is responsible for the transport and distribution of liquids necessary for their development.
The main function of xylem is to<u> carry water, mineral salts and other nutrients -in the form of raw sap- from the root to the whole plant</u>, forming a network similar to the circulatory system of higher animals.
Answer:
They form crystals.
They have higher enthalpies of fusion and vaporization than molecular compounds.
They are hard.
They are brittle.
Explanation:
Answer: the first one is armature and the second one is pole
