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ZanzabumX [31]
3 years ago
11

How could the basic compounds necessary for life have been formed on early Earth? *

Biology
1 answer:
Phoenix [80]3 years ago
4 0

Answer:

The Miller Urey experiment provide the first evidence that organic molecules needed for life could be formed from components.

Explanation:

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list the levels of biological organization in multicellular organisms from most simple to most complex.​
Serga [27]

Answer:

The levels of Organisation in multicellular Organisms are Cells,tissues,organs and organs systems.Organisms,

Explanation:

Cells through out the body develop and perform different functions.Different types of cells constitute to form tissues,and different tissues constitute to form an organ and different organs constitute form an organ system and different systems perform specific functions.The organ systems such as the digestive,circulatory,excretory,nervous,Respiratory,lymphatic system and reproductive system These systems are complex by the action of enzymes these systems are carried out.Without the enzymatic action the functions of a system cannot carry out.

7 0
4 years ago
What does the digestive, respiratory,and excrtory systems have in common?
son4ous [18]
Blood vessels are part of the circulatory system. The highway system of the Human Body that Transports materials to all of its Cells

Your brain is telling the systems to work together and your heart lets blood pump through your body and it helps ur muscles and all the other systems move around.
7 0
4 years ago
Which statement is an example of a scientific theory?
sergiy2304 [10]

The correct answer is option B, that is, all living organisms are composed of one or more cells, which came from pre-existing cells.

A scientific theory refers to a well-substantiated illustration of some characteristic of the natural world, on the basis of a number of facts, which have been repeatedly confirmed via the experiment and observation. Such fact-supported theories are not hypotheses, however, are reliable explanations of the real world.  

During the late 1830s, the zoologist Schwann and the botanist Schleiden were examining tissues and postulated the unified cell theory. According to the unified cell theory, all the living things comprises of one or more cells, the cell is the fundamental unit of life, and the new cells originate from the pre-existing cells.  


5 0
4 years ago
Read 2 more answers
Draw conclusions: how well did the punnett squares predict the offspring percentages for each parent pair?
rjkz [21]

<span>It may be subjected to the number of dissimilar genes in the punnet square. In the characteristic Aa v Aa square it is a 1:2:1 ratio, 25% AA, 50% Aa, and 25% aa. These percentages are autonomous of how many offspring, for instance if you have 3 in a row that are AA the probabilities that the next one will be AA are identical as in the original.</span>

5 0
3 years ago
What best describes what happens during the G phases? (will mark brainliest)
Stells [14]

Answer:

DNA synthesis

Explanation:

3 0
3 years ago
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