A mosaic is a piece of art using separate pieces to form a whole picture. However in application to the fluid mosiac model, it simply means that a plasma membrane has many pieces that are able to move around and form a protective barrier against pathogens and unwanted molecules.
Answer:
The answers to the blanks in the question in order is as follows:
- sweat
- lungs
- feaces
- Rectum
Explanation:
This question is describing the excretory organs and their excretory products. Excretion is the process by which waste products of metabolism are removed from the body system.
- As mentioned in the question, the SKIN is an excretory organ that excretes SWEAT which is made up of water, salts, and chemicals like urea.
- Lungs is another organ that excretes carbon dioxide (CO2) and water (H2O) as products of cellular respiration.
- The large intestine also produces FEACES, which is stored in the last part of the large intestine called RECTUM before it is excreted through the anus.
Answer:
1) Observation: "I've seen that frog eggs in ponds that receive runoff from farm fields sprayed with herbicides hatch at lower ratesthan those unaffected ponds."
2) Hypothesis: "The hatching success of frog eggs is affected by exposure to herbicides."
3) Prediction: "If frog eggs are exposed to elevated levels of herbicides the hatching success of the eggs will decrease."
4) Test: In the laboratory, raise frogs in pond water with varying concentrations of herbicide, and measure hatching successrates.
5) Result: Analysis of experiment data concludes that herbicide levels affect hatching rates.
Answer:
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Explanation:
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Answer:
-A solution is a mixture in which one substance is dissolved in another. When elements and compounds that are dissolved in water leave a solution, crystallization occurs.
Explanation:
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