Why are a variety of instruments needed to measure change in the climate system?
a. A different type of instrument is needed for each different climate.
b. The climate system involves a number of different factors that are measured differently.
C. Climate is determined over a number of years, rather than a short period of time.
d. Different areas have developed different instruments to measure climate change.
Please select the best answer from the choices provided
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Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.

In what cells is the human genome located?

Which of the following initial observations would more directly lead to this research study? a) ginko biloba is cost effective and also possesses heart-protective, antioxidant, anti-inflammatory properties. b) metformin is an effective treatment of patients with t2d, but shows side effects that complicate the disease state. c) over the past several years, the cost of treating t2d within the united states has increased dramatically. d) many plants contain molecules that improve the health and quality of life of patients with a variety of diseases like t2d. e) t2d affects millions of individuals in the usa and worldwide many of who could benefit from improved therapies.