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Verizon [17]
2 years ago
9

Identifique una molécula específica que aumente la concentración en la sangre como resultado de una mayor actividad del sistema

circulatorio durante un ejercicio físico. *
Biology
1 answer:
lutik1710 [3]2 years ago
8 0

La respuesta es Oxígeno.

Lo siento si no estoy claro, estoy usando un traductor.

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The major function of the placenta is to
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Answer:

(2) exchange food, oxygen, and waste between

mother and fetus

Explanation:

In most mammals like humans, the fetus produced as a result of the fertilization of the sperm and egg, develops in the uterus or womb of the female. However, this developing fetus cannot yet fend for what it requires for survival and is still dependent on the mother e.g nutrients, oxygen etc. How do this substances get to the fetus? Here comes the role of the PLACENTA.

Placenta is an organ in the uterus that serves as a connection between the mother and the fetus in her womb. The placenta enables the mother to pass digested nutrients to the fetus and exchange gases (oxygen and Carbondioxide) between them via the umbilical cord. The placenta also enables the mother remove waste produced by the fetus into her bloodstream.

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3 years ago
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Using the specific steps of the scientific method, tell me how you would use the scientific method to solve this problem: A fami
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Answer:

Explanation:

Scientific Research is a method used in the construction and testing of a scientific hypothesis.

It has six steps that can be used in solving questions ask or observations made which is A family wants to test the effectiveness of a misting shower head in conserving (saving) water compared to their regular shower head.

Steps to follow:

Make an observation: An observation would be made on how water is been used in the house and how it can be conserved, this observation is what brings about the question asked

Ask a question : The question is

which is more effective in conserving water a misting shower head or regular shower.

Form a hypothesis, or testable explanation: An hypothesis is formulated for the question asked

Example: Null hypothesis: Mistling shower conserves more water than shower head

Alternative: Mistling shower conserves less water that normal shower.

Make a prediction based on the hypothesis: Predictions are made on what could be the cause if there is indeed a difference and what could cause the difference

Test the prediction: An experiment is conducted to test the hypothesis if indeed Mistling is better than normal shower, the appropriate method is determined to be used for the experiment.

Iterate: The result gotten helps to butters our hypothesis if its to be acceoted or rejected. If rejected further research can be conducted on the effectiveness of normal shower in conserving water.

7 0
3 years ago
How to convert 8.3 micrometers to meters
Effectus [21]

8.3 × 10-6 meters=77 meters

Answer, =8.3=77 meters

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Answer:

C3 photosynthesis produces a three-carbon compound via the Calvin cycle while C4 photosynthesis makes an intermediate four-carbon compound that splits into a three-carbon compound for the Calvin cycle. Plants that use CAM photosynthesis gather sunlight during the day and fix carbon dioxide molecules at night.

Explanation:

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Dependent on the rotation angle of the moon toward the Sun
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I might be wrong, but I think the answer to this question is D. 
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