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Shkiper50 [21]
3 years ago
5

12 Which direction does blood flow in arteries?​

Biology
2 answers:
zvonat [6]3 years ago
8 0

Answer:

Like all fluids, blood flows from a high pressure area to a region with lower pressure.

Good luck!

marissa [1.9K]3 years ago
6 0

Answer:

The arteries carry blood out of the heart and the veins carry it in. The flow of blood through the vessels and chambers of the heart is controlled by valves.

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An electron microscope would be used for if
rewona [7]

Answer:

Electron microscope would be used for if,

C) details of cell structures needed to be distinguished.

Explanation:

  • The general principal of electron microscopy is analogous to light microscopy except that it uses electrons to analyse the specimen instead of light.
  • Electron microscopy focuses a beam of electron on the target sample and records the difference in absorption by different surfaces.
  • Electron microscopy is used to get the detailed structure of cells and surface features of various viruses and bacteria.
  • However, it is not possible to view living biological samples through electron microscope because high velocity electron have immense energy to kill living cells.
  • These samples are thus, fixed and then viewed.
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\Scientists use tissue cultures to study possible medicines that can be used to treat cancer patients. What is one benefit of th
Aleks04 [339]
This produces medicines that can possibly save the lives of cancer infected patients who otherwise could die.
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3 years ago
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Order the terms from simplest to most complex:
Alexxx [7]
I think DNA Molecule:)
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Why would damaged kidneys affect your health?
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Damage to your kidneys can cause wastes to build up in your body and lead to other health problems like heart disease , anemia,and bone disease. Also you can die without your kidneys
5 0
3 years ago
Determine whether each phrase describes a community, ecosystem, habitat, or population.
Yuri [45]

Answer:

A herd of bison - population

Frogs, insects, and birds living near a pond - community

The plants, animals, water, and soil of a forest - ecosystem

The kelp forest where sea otters live - habitat

All the hummingbirds that live in your state - population

Fish, eels, and lobsters living in a coral reef - community

A dying tree with holes that animals live in - habitat

Wetland plants, animals, and marshes - ecosystem

Explanation:

In ecology, the interaction of organisms are classified into categories including population, community, ecosystem etc.

A population in ecology consists of all the members of a particular species that inhabits a particular location. Based on the wide range of examples given in the question, a herd of bison and all the hummingbirds living in my state are examples of a population because they consists of organims of same species (bison and hummingbirds) living in a particular habitat.

A community, as opposed to population consists of organims of different species that share the same location as habitat. According to the question, Frogs, insects, and birds living near a pond and Fish, eels, and lobsters living in a coral reef are examples that represents a community because they contain organims of different species found living in a common habitat.

An ecosystem is the interaction between the biotic components (living) of a community with one another and also with the abiotic components (non-living). Based on the question, The plants, animals, water, and soil of a forest and Wetland plants, animals, and marshes represents an example of ecosystem because they contain living and non-living components interacting together. The living components in the first and second examples are plants, animals while abiotic components are water, soil and marsh.

Habitat refers to the physical location where the population or community of organisms lives. In this question, the kelp forest where sea otters live and a dying tree with holes that animals live in describes habitats of organisms.

5 0
3 years ago
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