What structure in a bacterial cell controls which substances enter and leave the cell?

Where is the DNA located in a male sperm cell? A. In the sperms tail. B. On the outer membrane of the sperm cell. C. The sperm cell nucleus. D. The sperm cell inner membrane. What is the final destination of the sperm cell? * A. Another sperm cell.

Which of these methods would be more likely to create a waterlogged agricultural field that could decrease crop yield? A) Drip irrigation B) Flood irrigation C) Spray irrigation D) Furrow irrigation

When It rains? dissolves out of rocks so it can be used by plants, which then are eaten by animals.

An energy company wants to build a geothermal energy plant within a wildlife preserve. Which of these is a likely benefit to building a geothermal energy plant in this area?

Which is the role of restriction enzymes?

Many caves are formed by what kind of weathering

Why do your fingers leave prints when you touch something

Aluminum (Al) has an atomic number of 13 and an atomic mass of 27. Which of the following correctly shows the electron arrangement for aluminum? 1. 2, 11 2. 2, 8, 1 3. 2, 8, 3 4. 2, 8, 17

Why do homologous organs suggest relationships among organisms

DNA was discovered in: 1953 1962 1968 other