The agent of erosion that makes a rock fall from high places is

A) water

B) wind

C) ice

D) gravity

The increase in plant species diversity allowed which of the following events? the evolution of complete metamorphosis in insects the evolution of flight in insects invasion of marine habitats by insects a massive increase in species diversity of

Which of these types of land is included under special land use? A. cropland B. grassland pasture C. forest D. industrial plant

Multicellular organisms undergo mitosis because A. mitosis increases variation within an organism. B. mitosis produces identical cells to the original dividing cell. C. mitosis allows for reproduction with male and female gametes. D.

Which part of a lab report would list the steps for completing the experiment? procedure purpose question

A sperm fertilized an egg. Which two structures will the fertilized egg contact? A) ovary and fallopian tubes B) fallopian tubes and uterus C) uterus and cervix D) cervix and ovary

Explain griffith's experiment and the concept of transformation

During what process in the cell cycle does one cell become two cells?

All BUT one description applies to the structure of RNA. That is A) four nitrogenous bases. B) double-stranded molecule. C) contains a phosphate group. D) 5-carbon sugar called ribose.

Although a fetus is relatively protected in its mother's womb, a number of different toxins can harm the fetus. These include lead, mercury, glycol ethers, and many other substances. How do toxins usually reach the developing fetus

What is an abiotic factor of a marine ecosystem? A). Food produced B). Temperature change as you go deeper into the ocean C). Reproduction of animals