Which of the following layers of the epidermis contains cells that provide protection against UV radiation?

a) stratum corneum
b) stratum lucidum
c) stratum spinosum
d) stratum basale


Answer: d) stratum basale

Biology & Microbiology

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Conservation through restoration involves ____

a. completely excluding people b. people allowed only as temporary visitors c. some human residents and livestock grazing d. limited livestock grazing e. efforts to remove contaminants and other unnatural obstructions

Biology & Microbiology

The protist that causes malaria is _____

a. multicellular c. colonial b. a single cell

Biology & Microbiology

Phosphorus is typically in short supply in aquatic and terrestrial ecosystems

Indicate whether the statement is true or false

Biology & Microbiology

The following is a part of a gene sequence: ATCAGC. What would be the resulting product of transcription?

A) TAGTCG B) UAGUCG C) GACGTC D) CUGCUA

Biology & Microbiology