Option 1 is the correct answer.
In vertebrates, motor neurons release acetylcholine (ACh), a small molecule neurotransmitter, which diffuses across the synaptic cleft and binds to nicotinic acetylcholine receptors (nAChRs) on the cell membrane of the muscle fiber, also known as the sarcolemma.
<em><u>Xylem</u></em> is a part of <em><u>Vascular bundle </u></em>which carry up <em><u>water</u></em> and <em><u>minerals</u></em> from roots of plant to its leaves.
So, the required answer is :
=》A. <em><u>Water and minerals</u></em>
Answer: In watermelons the genes for green color and for short shape are dominant over the alleles for ... Suppose a plant with long striped fruit is crossed with a plant heterozygous for both these characters. What phenotypes would this cross produce and in what ratios? ... A man and woman have dark eyes, dark hair, and freckles. i hope you have a good day