In the Arthropods experiment the control is not needed since c. the treatments can then be compared to each one rather than that of a control. Hope this is the right answer and would be of big help to your assignment.
The anwser is........................................ True
The type of solution formed is hypertonic.
<h3>What are hypertonic solutions?</h3>
Hypertonic solutions are solutions with higher dissolved solutes as compared to the sap of the cells suspended in them.
Epsom salt is made up largely of magnesium sulfate. Thus, a solution formed by dissolving Epsom salt is water will have more magnesium in it than the cells of the part of the body soaked in it.
Hence, such a solution is hypertonic.
More on hypertonic solutions can be found here: brainly.com/question/13886457
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Answer:
Hepatitis A infection can be prevented by getting vaccine or immune globulin soon after coming into contact with the virus. Persons who have recently been exposed to HAV should get immune globulin or vaccine as soon as possible, but not more than 2 weeks after the last exposure.
Explanation:
You can take steps to reduce the risk of passing hepatitis A to others.
Avoid sexual activity. Avoid all sexual activity if you have hepatitis A.
Wash your hands thoroughly after using the toilet and changing diapers.
Don't prepare food for others while you're actively infected.
<h3><u>Answer</u>;</h3>
A.) A male bird lets out a mating call to attract a female bird.
<h3><u>Explanation</u>;</h3>
- An adaptation is defined as anything that helps an organism survive and successfully reproduce in an ecosystem.
- A functional adaptation is among the three adaptations that refers to any adaptation that helps an organism survive.
- For plants, it is anything that helps the plants to carry out major functions such as photosynthesis, water and nutrient, and growth among others.
