The answer to this question is choice d because it describes a nerve impulse
The answer to your question is A. You are correct
The endocrine system is made up of a number of glands that secrete hormones. Glands and the hormones they release regulate many processes in the body; from growth, puberty, metabolism and reproduction, hormones play a role in almost everything we do
your answer is:
ocean formation
island chains
seafloor spreading
(i know i picked three but i think these are the right answers)
Answer: Although many tests indicate you can test as soon as five days before your next period, the most accurate results will be obtained after you have missed your period and the earliest a test can provide an accurate reading is 14 days after conception. Tests differ in sensitivity in detecting HCG in the urine.
Explanation: