They are carried out by proteins
Answers:
1.) D
2.) B
The pons plays a crucial role in REM sleep, which is the state of sleep in which dreaming occurs.
Its either A or C. thats all i can say though but B and D you can rule out. I hope i helped a little
Answer:
The spleen acts as a filter for blood as part of the immune system. It also helps fight against certain kinds of bacteria that cause pneumonia and meningitis.
Answer:
Options 2, 3 and 4
Explanation:
Options 2, 3 & 4 are also mentioned at tge end of the cycle; hence it means that a star can become a supernova, black hole or a neutron star at the end of its evolution.
I hope i helped you; if I did kindly do mark me as brainliest <3
