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Sergeu [11.5K]
4 years ago
13

Why is it difficult for scientists to find fossils from the Precambrian period?

Social Studies
1 answer:
mario62 [17]4 years ago
3 0

Answer:

The Cambrian period, which began roughly 541 million years ago, represented the start of the Phanerozoic Eon (we are still in this eon today!). Despite the fact that this period of times makes up nearly 7/8 of the Sarah's history, little is known about the beginning of this period due to the fact that Precambrian rocks are metamorphosed (destroying their origin) or heavily eroded.

Most still haven't even been discovered.

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A power lifter has been advised by his coaches that he needs to lose some weight while still maintaining his rigorous training s
ValentinkaMS [17]

Answer:

fat

Explanation:

Nine calories are found in one gram of fat and four calories per gram are found both in carbohydrates and protein respectively. So when the Power lifter consumes 1 gram of fat in food, it means another person needs to eat more grams of carbohydrate and protein in order to gain similar quantity of calories. This means that the presence of fat in his or her diet should be closely monitored for certain degree of weight loss to be achieved.

4 0
4 years ago
When suturing the skin of rats and mice, what type of suture pattern is recommended?
AysviL [449]

When suturing the skin of rats and mice, the type of suture pattern recommended is a simple interrupted pattern.

Suture styles may be Apposing. Everting moderate version is useful in pores and skin closure. Inverting is used in the closure of hollow viscera surgical treatment: suture styles - hole organs, but immoderate inversion may also lower lumen diameter Gastrointestinal: enterotomy intestine: resection and anastomosis.

Differing suture styles exist which assist in the closure of wounds depending on their kind whether they're because of scalpel blade or trauma, i.e. primary or secondary, size, anatomical location, and severity. Appropriate suture cloth and needle kind have to additionally be considered for a successful closure and recuperation.

it is the most common and easy form of suturing approach. The suture is located by placing the needle perpendicular to the epidermis. inserting it perpendicularly allows for a much broader chunk of deeper tissue to be protected in the future than at the floor main to rapid wound recovery.

Learn more about sutures here brainly.com/question/13679757

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3 0
2 years ago
How did Ukraine's national anthem come to be and what is it about?
LuckyWell [14K]

Answer:

Explanation: It came to be whenever they had officially became independent. It's about when they were able to get free from the soviet union

4 0
3 years ago
Charles I of England was tried for treason because he
Luden [163]
<span>"Charles offended his Protestant subjects by marrying Henrietta Maria, a Catholic French princess. He later responded to political opposition to his rule by dissolving Parliament on several occasions and in 1629 decided to rule entirely without Parliament. In 1642, the bitter struggle between king and Parliament for supremacy led to the outbreak of the first English civil war."

</span>http://www.history.com/this-day-in-history/king-charles-i-executed-for-treason
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3 years ago
________ study of italian street-corner men used participant observation
shtirl [24]
<span>William F. Whyte used observation to study Italian street-corner men. He was a sociologist noted for his studies of urban sociology.</span>
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