Iwill mark brainest first one ! what is the part called of the male human reprodceive sytem that holds the sperm?

What is a cordon and where is it found

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?