Which of the following activities does not require cellular energy?

A. movement of organelles within cells
B. swimming movements of some types of cells
C. movement of water across the cell membrane down the concentration gradient
D. driving endergonic reactions


Answer: C

Biology & Microbiology

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Root systems that are adapted to absorb water and nutrients from the upper layers of soil are called a(n) ____

a. adventitious root systems b. prop root systems c. fibrous root systems d. taproot systems e. storage root systems

Biology & Microbiology

The time period from the initial contact with an infectious agent to the appearance of the first symptoms is known as the _____

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Which of the following is/are TRUE?

What will be an ideal response?

Biology & Microbiology

Which of the following is/are TRUE?

What will be an ideal response?

Biology & Microbiology