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sp2606 [1]
3 years ago
7

Briefly describe the four steps that most scientific investigations follow

Biology
1 answer:
WINSTONCH [101]3 years ago
8 0
Forssoic science investigate department
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Which of these neurotransmitters is not released at sympathetic neuroeffector junctions?
Lorico [155]

Epinephrine

Epinephrine is usually produced by the two kinds the adrenal glands and certain neurons.  It plays an important role in the fight-or-flight response by increasing blood flow and also to muscles, output of the heart, pupil dilation, and blood sugar.  

7 0
3 years ago
Freda grows potted plants outside in the summer. When the weather is very hot, her plants need to be watered every day to keep t
nasty-shy [4]

Answer:

B.) She did not account for cost constraints in her solution.

Explanation:

She did everything right except for B.

If we are planning on building something that requires materials we don't already have, we should research the cost of the materials, and our budget.

<em>Hope this helped</em><em> </em><em> </em><em>:</em><em>)</em>

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3 years ago
¿Qué les explicarías y con qué argumentos basándote en conocimientos científicos para convencerlos de practicar el distanciamien
olga nikolaevna [1]

Answer:

Experimentos de índole descriptiva han demostrado que diferentes tipos de virus no pueden desplazarse por aire, con lo cual estas estrategias resultan efectivas para evitar su esparcimiento en la población

Explanation:

El distanciamiento social y el uso de barbijos son herramientas útiles para combatir la propagación de muchos virus, especialmente aquellos con un alto indice de infección, como es el caso del nuevo Coronavirus Sars-Cov-2 el cual está asociado a un síndrome respiratorio agudo que puede incluso llevar a la muerte del individuo. Sars-Cov-2 es un virus muy peligroso porque todavía no contamos con un tratamiento efectivo tal como, por ejemplo, una vacuna que permita generar una respuesta inmunológica permanente contra el virus. De este modo, es imprescindible evitar la propagación del virus hasta que la comunidad científica pueda desarrollar un tratamiento efectivo.

4 0
3 years ago
In an experiment what should be the relationship between the control group and experimental group?
Sophie [7]

Answer:

Ideally, the experimental and control groups are identical. As much as possible, the two groups should overlap in every characteristic.

Explanation:

At the beginning of your study, you need your two groups to be as statistically similar as is humanly possible. That way, when you control for other variables, you can reasonably attribute any statistically significant differences at the end of the study to your intervention.

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3 years ago
When fish, chickens, and humans are developing as embryos before birth they have many of the same structures. Describe why this
o-na [289]

Answer:

The adaptations prove the physical composition of the neutral analysis.

Explanation:

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3 years ago
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