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kirza4 [7]
3 years ago
6

Pleaseee helppppp!!!! the most can be just like 4 sentences 20 points !!!!!

Biology
1 answer:
elixir [45]3 years ago
8 0

Answer:

The discoveries made by earlier scientists led to the development of modern atomic theory. The modern atomic theory claims that each element is made up of atom of different kind. It explains that atoms are made up of sub-atomic particles.

Claim: Works from earlier scientists helped in the formulation of the atomic theory.

Evidences:

  • John Dalton brought forward the theory that all matter is made up of atoms which are spherical and can move.
  • J.J thomson discovered the electrons.
  • Robbert Millikaan measures the charge on an electron.
  • James Chadwick discovered the neutron.

Reasoning: All these evidences show that the discoveries of the earlier scientists led to the discovery of modern atomic theory.

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Damage to what structure may result in a heart murmur?
Sever21 [200]

Answer:

Atrioventricular valves.

Explanation:

Heart is the muscular organ of the body and acts as the pumping organ of the body. Human heart is not bigger than the fist and the human heart is divided into four chambers.

Heart murmur may be defined as the swishing sound that are made during the blood flow. This represent the heart problem. The bicuspid valve of heart is atrioventricular valve. The damage in the atrioventricular valve causes the heart murmuring.

Thus, the answer is atrioventricular valves.

6 0
2 years ago
Which cells have only one copy of each chromosome?<br> diploid<br> haploid<br> homologous<br> zygote
Veseljchak [2.6K]
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2 years ago
The medical specialist that frequently determines the cause of death is the
Ad libitum [116K]
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6 0
3 years ago
Describe how enzymes influence metabolic reactions in the cell.
Genrish500 [490]

Answer:

Enzymes are biological catalysts that increase the rate of chemical reactions inside cells by lowering the activation energy required for the reaction to proceed. In nature, exergonic reactions do not require energy beyond activation energy to proceed, and they release energy.

7 0
2 years ago
In a dihybrid cross with genotypes JjQq and JJQq, what is the probability of getting an offspring with genotype JjQq?
valentina_108 [34]
There is a 1:4 chance of getting JjQq. The parent JjQq can produce four genotypes: JQ, Jq, jQ, and jq. the parent JJQq can produce two genotypes: JQ and Jq. When we do a punnett square: 
JJQQ, JJQq, JjQQ, JjQq, 
JJQq, JJqq, JjQq, and Jjqq
There are two JjQq. 
Two out of eight is one out of four. 


6 0
3 years ago
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