They must have a list of biomes there. When they say which one is endangered they mean which one is likely to no longer exsist after an amount of time.
<em><u>PLATO ANSWER:</u></em><em> </em>A and C
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Answer:
The test statistic for this hypothesis test is - 3.68.
Explanation:
A test statistic is a random variable that is calculated from sample data and used in a hypothesis test. You can use test statistics to determine whether to reject the null hypothesis. The test statistic compares your data with what is expected under the null hypothesis.
Sample proportion = 38/50
= 0.76
Hence,
Test statistic
= 3.68
Answer: c
Explanation: Plants and animals need nitrogen to make proteins but they cannot take it in from the air. Because nitrogen is unreactive as a gas, it has to be transformed into a new molecule. When bacteria in the soil takes nitrogen from the air, it becomes nitrates. Finally, it can move through the food chain in this form.
<span>B. Chromosomal disease results from an uncontrollable growth of abnormal cells.</span>
