The answer is B. Bacteria blooms and decreased underwater photosynthesis causes asphyxia, killing the fish.
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Answer:
b. di uses across a synaptic cleft from a neuron to a muscle cell.
Explanation:
A neurotransmitter is di uses across a synaptic cleft from a neuron to a muscle cell. Neurotransmitters are chemicals which enable neurotransmission. In reaction to an impulse a motor neuron axon secretes a neurotransmitter and causes the muscle fiber to contract. It is a chemical messenger which passes on the signals across the chemical synapse.
I wanna say it’s b but if not I’m so sorry !
Yes we did we had microbes before we were born
Answer:
Explanation:
Not sure about the first question but
#2: hybrid
#3: alleles