Answer:
Hope this help
Explanation:
Essentially, guard cells are two bean-shaped cells that surround a stoma. As epidermal cells, they play an important role in gaseous exchange in and out of plant leaves by regulating the opening and closing of pores known as a stoma.
Answer:
" The marble has no cleavage but calcite which is also a metamorphic rock has the best cleavage. ... Granite is a igneous rock. Granite has no cleavage. Granites cleavage is dull but only when its unpolished. "
Explanation:
Answer:
blue whales migrating to mate and give birth
Explanation:
25) D hypertonic
23) active transport
Those are the ones I know (sorry I couldn't help with the other ones... I'm studying for my exam) ^-^