If this answers your question:
Disaccharides are formed when 2 sugar molecules combine. An example of this is Maltose
<span>During ejaculation, the sperm is sent out from the epididymis into the deferent duct which then travels up the spermatic chord into the pelvic cavity. The first organ that sperm pass through is the epididymis ejaculatory duct . During this time rhythmic movements propel the sperm forward.</span>
Answer;
Volcanic eruption.
Explanation;
Primary succession is most likely caused by volcanic eruption.
it occurs in lifeless areas; such as regions in which the soil is incapable of sustaining life as a result of factors like lava flows, newly formed sand dunes, or rocks left from a retreating glacier.
The other type of succession is called secondary succession which occurs as a response to disturbance; such as forest fire, tsunami, flood, among others.
The answer is <span>motor neuron. Hope this helps!</span>