subject

Biology, 05.08.2019 20:20 ooEVAoo

After observing that fish live in clean water but not in polluted water, researchers state that “polluted water kills fish.” this statement is an example of a(n) a. observation b. theory c. prediction d. fact e. hypothesis

ansver

Answers: 3

Show answers

Another question on Biology

question

Biology, 22.06.2019 08:40

What substance acts to prevent sudden ph changes in bodily fluids?

Answers: 2

question

Biology, 22.06.2019 13:20

Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.

Answers: 1

question

Biology, 22.06.2019 14:30

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales

Answers: 2

question

Biology, 22.06.2019 17:30

Which statement best addresses the differences in sex cell differentiation between the red-eared slider turtle and a human?

Answers: 2

You know the right answer?

After observing that fish live in clean water but not in polluted water, researchers state that “pol...

Questions

question

Mathematics, 03.05.2021 21:50

We are tasked with constructing a rectangular box with a volume of 17 cubic feet. The material for the top costs 7 dollars per square foot, the materi...

question

Mathematics, 03.05.2021 21:50

The amount of time (in minutes per day) spent on social media for a sample of 10 teens has a mean of 186.7 and a sample standard deviation of 19.99. A...

question

Chemistry, 03.05.2021 21:50

Hey fill in the missing temperatures in this chart zoom in if you can’t see it take a screenshot or sum : Please help me will mark brainliest and be g...

question

Mathematics, 03.05.2021 21:50

The number of children per household in the US is strongly skewed to the right with a mean of 3.1 children per household and a standard deviation of 1...

question

Chemistry, 03.05.2021 21:50

2. Explain how an ionic bond is formed. Use the words "metal", "transfer", "nonmetal”, “cation", "anion" and "attraction" in your description...

question

English, 03.05.2021 21:50

What is a benefit of using parenthetical references-rather than footnotes--in a research report? Select one: O a. Parenthetical references pro...

question

Mathematics, 03.05.2021 21:50

Which of the following linear functions will have a rate of change of 2/3?...

question

Mathematics, 03.05.2021 21:50

Use the Zero Product Property to solve the equation (x – 5)(x + 4) = –14....

question

Mathematics, 03.05.2021 21:50

Slope is undefined and passes through (-2,2).30 points plus if correct...

question

Mathematics, 03.05.2021 21:50

question

Business, 03.05.2021 21:50

Meeting ID: 997 4746 5674 Passcode: mkA0id join da zo/om luvs...

question

Geography, 03.05.2021 21:50

This population pyramid is a prediction of Japan in 2050. What can you tell from this image about the population at that time? (Answer choices in phot...

question

Mathematics, 03.05.2021 21:50

Max selects a number from 0-9 and rolls a fair die. Define the sample space....

question

Mathematics, 03.05.2021 21:50

If you wanted to collect data on the number of siblings of the students in your school, how would you choose your random samples?...

question

Mathematics, 03.05.2021 21:50

If a Business spends $30 million building a factory, what is the cost of each of the following: 1. First product produced 2. First two p...

question

History, 03.05.2021 21:50

11. What are the responsibilities of The U. S. Bureau of Engraving and Printing? 12.What are some ways that counterfeit money can be detected? 13.What...

question

Mathematics, 03.05.2021 21:50

NEED HELP ASAP?WILL MARK BRAINLIEST!!!/Write the product using exponents. (−t)⋅(−t)⋅(−t)⋅(−t)⋅(−t) Using exponents, the product is?? ....

question

Mathematics, 03.05.2021 21:50

The weights of dogs in a dog show is normally distributed with a mean of 58 pounds and a standard deviation of 17.2 pounds. Use a standard normal di...

question

Mathematics, 03.05.2021 21:50

1/2(12x42)-(5x19) Pls help me...

question

Health, 03.05.2021 21:50

The patient comes to the doctor, and the doctor takes a complete medical history the finding follow: A 24-year-old male auto body shop worker with a 4...

More questions: Biology Another questions

Questions on the website: 13722359