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gayaneshka [121]
2 years ago
15

Recognize the role early cells played in shaping life on Earth

Biology
1 answer:
ki77a [65]2 years ago
4 0

Answer:

Present-day cells evolved from a common prokaryotic ancestor along three lines of descent, giving rise to archaebacteria, eubacteria, and eukaryotes.

Changed the composition of the oceans. Most of the iron was precipitated out by early life.

Changed the composition of the atmosphere.  Oxygen became available in abundance.

Explanation:

mark as brainliest pls

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Which system covers and protects the tissues of the body from UV light and from infections due to bacteria and viruses?
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Answer:

integumentary system

Explanation:

The integumentary system is an organ system consisting of the skin, hair, nails, and exocrine glands. The skin is only a few millimeters thick yet is by far the largest organ in the body. The average person’s skin weighs 10 pounds and has a surface area of almost 20 square feet. Skin forms the body’s outer covering and forms a barrier to protect the body from chemicals, disease, UV light, and physical damage. Hair and nails extend from the skin to reinforce the skin and protect it from environmental.

<em>Hope</em><em> this</em><em> helps</em><em> please</em><em> like</em><em> and</em><em> mark</em><em> as</em><em> brainliest</em><em> </em><em />

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2 years ago
The central focus of jesus' ethic is __________.
Jet001 [13]
The central focus of Jesus ethic is love. The love of Jesus Christ is a central component of Christian faith and religion. It denotes to the love of Jesus Christ for humanity, the love of Christians for Christ, and the love of Christians for people. These features are altered in Christian education the love for Christ is a replication of his love for his followers.
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3 years ago
Describe three approaches used to slow down the rate of extinction
wlad13 [49]

The three ways or approaches that one can do to slow down extinction or in a way to preserve biodiversity are the following;

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3 years ago
Are predator-prey relationships density-dependent or density-independent limiting factors explain
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