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tamaranim1 [39]
3 years ago
14

Which is not a way to test water quality?

Biology
1 answer:
zavuch27 [327]3 years ago
7 0

I don’t knowwwwwwwwwwwwwww

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Describe the flow of blood through the human body, including through each of the four chambers of the heart. Explain how the blo
Phantasy [73]
Unoxygenated blood from veins enters the right atrium then it goes down to the right ventricle then out through the pulmonary artery to the lungs where it becomes oxygenated blood which then enters the heart through the pulmonary veins and it goes to the left atrium and then is pumped down to the left ventricle and out through the aorta to the arteries where it travels to different organs and becomes deoxygenated and then the cycle repeats itself.
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3 years ago
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A sediment core is removed from the floor of an inland sea. The sea has been in existence, off and on, throughout the entire tim
sertanlavr [38]

Answer:

A. volcanic ash layers were regularly interspersed between the sedimentary strata.

Explanation:

The discovery of a fossil is a moment of accomplishment for archaeologists, hence the date dating process begins and the older the relic the greater its value for paleontology. Chemistry is present in this process, more precisely the carbon element, but other elements can be used as uranium, lead, potassium and argon.

In the case of the fossils reported in the question, to assign absolute dates to fossils in this sediment core would be most useful if volcanic ash layers were regularly interspersed between sedimentary strata because it would separate sedimentation times and allow the use of more than one element. dating, making the search more complete and the date most credible.

5 0
3 years ago
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What are flowerless seeds called?
mrs_skeptik [129]
Gymnosperms. like pine cones
6 0
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Describe the differences between seed and non-seed plants. Considering structural and physiological adaptations of these two pla
jenyasd209 [6]

Answer:The difference between seed plants and seedless plants is that seedless plants do not bear seeds for propagation, whereas seed plants bear seeds for multiplication. ... Seed plants mainly multiply by seeds. Seedless plants multiply by spores that may produced asexually or as a consequence of asexual reproduction.

Explanation:

7 0
3 years ago
Which of these energy resources is sustainable?
tresset_1 [31]

The right option is; A. Solar

Solar energy is sustainable.

Solar energy is considered as a renewable energy resource. Solar energy is sustainable because it occurs naturally and it is derived from a source that is inexhaustible (sun). It can be depended on for the long term. All renewable energy sources such as geothermal, wind, biomass and hydro are sustainable.  

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3 years ago
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