Exit What is an important characteristic of the plant cell wall? A. It is fluid. B. It is rigid. C. It is alive. D. It stretches.

Which organism has the most available energy A sea urchin B sea otter C kelp D elephant seal

Why does maltose have both alpha and beta anomers?

What is the lac operon?

Name several animals that do engage in damaging fights

Ow would you determine which allele is dominant and which allele is recessive?

Why are cell walls important to plants?

Explain the concept of absolute zero.

The cycle repeat when the carbon stored in the atmosphere as carbon dioxide gas is taken

Which phrase describes the study of ecology? a. transfer of light energy to chemical energy b. organisms that reproduce and maintain structure c. comparing biotic and abiotic ecosystems d. how living things are interconnected with their environment

In an energy pyramid, the amount of energy at the producer level is 475,650 kilocalories. The pyramid has four trophic levels, including the producer level.