Answer:
Reflex action is the sudden uncontrolled reaction towards a certain stimuli eg response to hot iron
Reflex arc is the path taken by reflex action to a certain stimuli
Diagram depends to
Receptor(eg skin), receptor nerve(sensory neurone),centre reflex arc(spinal cord most of reflex action) they met relay neurone, motor neurone and ends at reflexor (eg muscle)
Answer:
B
Explanation:
RNA is ready to make a protein
Answer: i would say D but i'm not entirely positive
Explanation:
this is showing how the energy is distributed between the types of organisms in an environment
A ) if it s dna G with C and A with T so if it s C 32 G its 32 you have only 100% so it should be 100-32-32 =36 A=T so 36=A+T 64=2T T =18
The answer should be A capillaries