<span>Features matched with its description
A: stalactites 3: tubes with hollow centers
B: stalagmites 2: tubes without hollow centers</span>
<span>C: speleology 1: cave science</span>
D: speleothems 4: cave features
<span>
</span>Speleology is shortly defined as the<span> scientific study of caves.</span> Speleothems are structures<span> formed in a cave by the deposits of minerals from water dripping from the fractures of the ceiling of the cave. Most common types are the stalactites and stalagmites. </span>
<span>Stalactites began as a ring of crystals which later becomes small tubes with a hollow center.</span><span> Stalagmites, on the other hand, are tubes formed without hollow centers. </span>
In 1665, Robert Hooke observed a piece of cork under his microscope.
Cork is made of the bark of a tree, which means that the cell he found was a plant cell, therefore an eukaryotic cell.
Hope it helped,
BioTeacher101
a 25% of sodium chloride will cause the cell to burst from c.membrane. answer is b.
B
(sorry I need more captions so....)
cow bear cow bear cow bear cow bear cow bear
Answer:
Hey!
I think your answer will be DIGESTIVE enzymes!
DIGESTIVE ENZYMES dont work inside cells...they work in the DIGESTIVE TRACT -- a group of organs such as the mouth, pharynx (throat), oesophagus, stomach, small intestine...
<h2>I HOPE THIS HELPS YOU!</h2>