Answer:
3 and 4 are most closely related.
5 and 6 are also most closely related.
Answer:Prion diseases occur when normal prion protein, found on the surface of many cells, becomes abnormal and clump in the brain, causing brain damage. This abnormal accumulation of protein in the brain can cause memory impairment, personality changes, and difficulties with movement.
Explanation: Hope this helps please mark me as brainliest
The correct answer is: d. it contains many light-sensing columns called ommatidia
Ommatidia are units that form compound eyes of arthropods such as insects, crustaceans and millipedes (these are invertebrates) and make them very sensitive to motion. Ommatidia are composed of photoreceptor cells (visual detection) surrounded by support cells and pigment cells.
The eyes of vertebrates are more complex showing that progressive improvements in the structure of the eye occurred during the evolution.
He uses a rusty old saw. His pap is careful not to leave any knives around while he is gone, but Huck finds the saw between the rafter and clapboards of the roof.
What are the four types of processes that cycle<span> matter </span>through<span> the biosphere ...and Physical Processes </span>include<span> the the formation of clouds and precipitation, EXAMPLE: the flow of running water ... </span>Describe one way in which water from the ocean may make one complete cycle through<span> </span><span /><span>an</span><span>atmosphere</span><span /><span> and back to the ocean</span>