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artcher [175]
4 years ago
9

Scientists observed that when two closely related species of predatory birds live in different areas, they seek prey early in th

e morning. However, when their territories overlap, one species hunts at night and the other hunts in the morning.
When these two species live in the same area, they apparently modify their
(A)Ecosystem
(B)Biodiversity
(C)Habitat
(D)Niche
Biology
1 answer:
vivado [14]4 years ago
4 0
The answer should be A Ecosystem
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Alchen [17]

Answer:

DNA replication involves synthesis of DNA molecules, while transcription is a process that involves synthesis of RNA molecules. In both processes, DNA acts as template and provides information for synthesis of new daughter DNA or RNA strand.

Explanation:

7 0
3 years ago
A freight train weighing 12,000 tons is traveling 65km/hr. How far will it travel in 18 hours?
topjm [15]

Answer:

1170km

65km per hour for 18 hours is just 65*18

the 12k tons bit is just there as a distractor

Explanation:

8 0
3 years ago
Which of the following is true about science? It reflects personal opinions. It is durable because it is tested. It does not cha
Irina-Kira [14]
The second answer, it is durable because it is tested, is the correct answer choice. This is because science cannot be based on opinion or personal philosophy, and science is constantly chaging and being updated as we learn more about our world and the things around it.
5 0
3 years ago
What is the function of the phytoplankton in ocean ecosystems?
Alex
Phytoplankton is the producer in ocean ecosystems. 
6 0
3 years ago
The null hypothesis for an Analysis of Variance (ANOVA) problem usually states that all treatment means are equal (at the popula
Yuri [45]

Answer:

<em>To reject such a null hypothesis, </em><u><em>at least one</em></u><em> </em><em>of the treatment mean must be different from the other treatment means. </em>

Explanation:

In the ANOVA, there are two possible hypotheses:

  • The null hypothesis, H₀: μ₁=μ₂=μ₃=μₙ. It states that all treatment means are equal to each other.
  • The alternative hypothesis, H₁ states that at least one of the treatments means is different.

When the p-value of the ANOVA test is inferior to the alfa-level of signification chosen for the analysis, then we can reject the null hypothesis. This means that there is <u>at least one</u> mean of the groups under study that is different from the rest.

<em>We can get all the means values different from each other, or just some of them. But </em><em>having only one different mean value is enough to reject the null hypothesis</em><em>. </em>

3 0
4 years ago
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