What characteristic about the tundra biome listed below does not contribute to a reduction of carbon dioxide on Earth? a. nutrient-poor soil b. permafrost c. plants and their trapped carbon dioxide are frozen in the earth d. carbon dioxide sink

In a given population of plants there is variation in the time of day when flowers open. Those individual plants with flowers that open at night would be more likely to pass on this trait in an environment dominated by what?

Which of the following terms means a statement that describes how natural events happen? A. Hypothesis B Theory C. Observation D. Scientific law

Which process causes Earth's surface to warm? the conduction of heat by air above Earth's surface the radiation of the Sun's electromagnetic waves the convection of warm air from the atmosphere the reflection of electromagnetic waves off bodies of

Process by which body (somatic) cells are produced.

Why should we be concerned about climate change?

Describe the factor that affect blood pressure

What is true about one strand of DNA? Question 3 options: It contains many proteins. It contains many alleles. It contains many chromosomes. It contains many genes.

Write a paragraph to explain the steps of metamorphasis using the words adult, egg, larva, body parts, grow, rearange, and life cycle

The process of creating a current in a circuit by changeing a magnetic field

Explain why the fact that invasive species did not co-evolve with the native species unbalances an ecosystem.