Answer:
Eukaryotes are found in plants, animals, fungi, and protists
Valley-Glacier
Landslide-gravity
Frost wedging-ice
Canyon-river
I think this is correct, sorry if I’m wrong :)
Scientists
can also glimpse the awful effects of Alzheimer's disease when they look at
brain tissue beneath the microscope:
Alzheimer's tissue has numerous fewer nerve
cells and synapses than a well brain.
<span>
<span>Plaques, unusual
clusters of protein particle, which are construct up between nerve cells.</span>
</span>
<span>
<span><span>Dead and dying nerve cells contain tangles,</span> which
are produce of twisted strands of a further protein.</span>
</span>
<span>Scientists
are not absolutely sure what causes cell death and tissue deficiency in the
Alzheimer's brain, but plaques and tangles are key suspects.</span>
Answer:
I believe its muscle cell, muscle tissue, stomach
Explanation:
The order for organ systems from least complex to most complex is: Cell, tissue, organ, organ system. Hope this helps
Answer:
The last one: dinosaur footprints preserved in mud turned to rock
Fossils have to be physical remains of an animal.
Hope this helps!