4. The pigment that helps protect the deeper layers of the epidermis is a. melanoma
b. melanin
c. sebum
d. stratum

Which property is used to identify the origin of an igneous rock? color density hardness crystal size

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

The basic kind of life cycle found in the simplest animals is: haplontic or diplontic