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vlada-n [284]
3 years ago
14

A sodium atom that has lost an electron comes near a chlorine atom that has gained an electron. What happens?

Biology
1 answer:
lana66690 [7]3 years ago
5 0

Answer:

The answer is D.

Explanation:

When metal react with non-metal, it will form an ionic bonding.

(Correct me if I am wrong)

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Some chickens lay an egg every day. Other chickens produce few eggs. A study is planned to examine some factors that might affec
lidiya [134]
It is the last one if more eggs are produced by chickens they will lose more weight
3 0
3 years ago
Read 2 more answers
How is osteoporosis different from rickets
nasty-shy [4]

Rickets is a disease of growing bones. Consequently, it usually is seen in young, weaned, growing pigs in which there is a deficiency, an imbalance, or a failure of utilization of calcium, phosphorous or vitamin D. Rickets usually is caused by a dietary deficiency of vitamin D or phosphorus. And Osteoporosis a medical condition in which the bones become brittle and fragile from loss of tissue, typically as a result of hormonal changes, or deficiency of calcium or vitamin D. More than 10 million Americans have osteoporosis, but most do not realize that they have it.

One of the big differences is one occurs mostly to pigs and the other effects adults.Another difference is one occurs while the bones are growing and the other happens after the bones are already grown. I hope this helps!!!

3 0
3 years ago
From fossil evidence, you know two species shared a common ancestor approximately 50 million years ago. In comparing a known neu
MissTica

Answer:

Option c (2\times 10^{-9}) is the correct alternative.

Explanation:

Given:

Common ancestor,

= 50 million years ago

Base differences,

= 92

Now,

The predicted mutation rate will be:

= \frac{92}{50\times 10^6\times 1000}

= \frac{1.84}{10^9}

= 1.84\times 10^{-9}

or,

= 2\times 10^{-9}

Thus the above solution is the right one.

4 0
3 years ago
Earth’s water cycle, the movement of water between the oceans and the atmosphere, is an example of how the Earth is made up of d
klasskru [66]


True.

The earth is made of several subsystems or spheres that interact to form a complex and continuously changing (dynamic) state that is termed as the earth system.

Even though the earth system is a closed system, it self regulates through the subsystems  such as the water cycle and  carbon cycle.

The earth system is characterized by numerous overlapping cycles in which matter is recycled  over and over again. Cycles involve multiple spheres and systems interactions. Humans impact and are impacted by the cycles in various ways.


4 0
3 years ago
Complete the phylogenetic tree by matching each characteristic that arose during the evolution of animals to its correct positio
spayn [35]

Answer:

The correct characteristics are -<em><u> tissue, coelom, segmentation, endoskeleton, and backbone</u></em> from top to bottom boxes.

Explanation:

This phylogenetic tree showing the evolution and relatedness of the different organisms on their shared characteristics. In the given phylogenetic tree there are some characters are missing and we can predict or state them on the basis of evolution and studying the characteristics.

After the Porifera phylum tissue-level organization is found in the organism hence Tissue would be placed in the first box.

The coelom is found organisms above the Nematoda level, which further include a character segmentation in Annelida and Arthropoda. Another lineage from arising with the coelom organism that included endoskelton and backbone.

Thus, The correct characteristics are - tissue, coelom, segmentation, endoskeleton, and backbone from top to bottom boxes.

3 0
3 years ago
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