4 Select the correct answer.
Human skin becomes dry during winter, making it more prone to infections than during summer. How do the sebaceous glands protect the skin
normally?
OA
Sebaceous glands produce a substance that moisturizes and protects the skin.
ОВ.
Sebaceous glands cause the hair to stand erect, which insulates and protects the skin.
Ос. .
Sebaceous glands produce keratin, which gives the skin a tough structure and protection
OD
Sebaceous glands contain collagen fibers, which provide strength and protection.
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Which list shows the levels of organization of an organism in hierarchical order from left to right, from the smallest to the most complex?

Listed in the item bank are some key terms and expressions associated with the categories seen in the venn diagram. to find out more information about items, some have more details available when you click on them. drag and drop each item onto the proper area of the diagram. if an item describes more than one category, be sure to place it in the overlapping space. viruses are tiny infectious pathogens that cause many different diseases, such as polio, and the flu. though they are similar to one celled organisms in some ways, in many ways they are very different. use the venn diagram below to show the similarities and differences between viruses and living organisms.

Which level of consumer had access to the smallest apply of energy