Answer:
The universe would be contracting which would not fit the big bang theory.
Explanation:
The universe has been expanding since the big bang. If there is new evidence found that reverses the doppler effect and that the objects in space are actually going in the opposite direction, that means that the universe is actually not expanding but contracting instead.
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Answer:
y chromosome
Explanation:
only the father passes on the y chromosome and only the fathers are colorblind
The best and most correct answer among the choices provided by your question is the first choice or letter A.
Agriculture causes water pollution when fertilizers and pesticides flow into lakes and rivers is the best example of a way human lifestyles affect environmental systems.
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Answer:
a.energy source ,either sunlight or chemicals
Explanation:
the animals using sunlight are known as photoautotrophs and the animals using chemicals are known as chemoautotrophs.
The integumentary, immune lymph and endocrine system protects us from infectious microorganisms which is different from the the way your nervous, skeletal, and muscle systems does.
<h3>What are the protective systems of the body?</h3>
The protective systems of the body are those body system that helps protect the body against disease causing microorganisms. They include the following:
- Nervous: This system helps establish a network of communication between the various cells of the body.
- Skeletal: This system provides support through the bones for movement.
- Muscle systems: This system protects the vital organs of the body by absorbing shock and reducing friction in the joints.
There are other systems the protects the body which include:
- The integumentary system: This serves as a protective layer for the whole body.
- Immune system: This is made up of immune cells that help fight foreign bodies.
- Lymph: This is contains lymphocytes that fights disease causing microorganisms.
- Endocrine system: this contains hormones that control almost all body process.
Learn more about immune system here:
brainly.com/question/15975169
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