The energy available to producers in an energy pyramid is 200 kilocalories. Approximately how much energy is used by the producers?

Why research must contribute to the scientific knowledge base in order to have scientific merit?

Describe the connection between strata and fossils across the world.

Why do scientists use computers for modeling in biological research? Give at least one specific example in which scientists would use computers for modeling. write out a clear example. im busy and dont have time so answer this.

Jack and Jill have been studying a population of lizards on a hillside for over three decades. Throughout this time, they have noticed that some of the lizards have begun to eat vegetation, but the majority of the population continues to eat insects.

In the sentence "a mining company will consider the distribution of coal when deciding how to mine the coal," what does the word distribution mean?

Which of the following types of models is most likely to be used to predict earthquakes? a. idea model b. physical model computer model d. none of the above

What allows members of the same species to have different characteristics

Which of the following does Max represent to Feld in "The First Seven Years"? A. a chance to improve his own life B. a way to realize a dream C. an escape from a life of hard work D. a professional with solid values

Where is pyruvate made in the cell? A. Cell membrane B. Cytoplasm C. Nucleus D. Mitochondrion

Bio Bio bio question A scientific idea that has not been tested is a :