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daser333 [38]
3 years ago
11

Different of an element have different numbers of neutrons

Biology
1 answer:
tester [92]3 years ago
7 0
They are called isotopes
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Describe how you think a child’s DNA is different from his or her mother’s DNA and father’s DNA.
monitta

Answer:

  • For starters, you inherit two copies of each chromosome—one copy from your mom and one copy from your dad. <u>This means that your genome (all of your DNA) is already different because it contains chromosomes from both of your parents</u>.

  • So yes, it is definitely possible for two siblings to get pretty different ancestry results from a DNA test. Even when they share the same parents. DNA isn't passed down from generation to generation in a single block. Not every child gets the same <u>50</u>% of mom's DNA and <u>50</u>% of dad's DNA.

  • DNA is passed down to the next generation in big chunks called chromosomes. Every generation, each parent passes half their chromosomes to their child. If nothing happened to the chromosomes between generations, then there would be around <u>a 1 in 8 chance</u> that you would get no DNA from a great, great, great grandparent.

  • Genetically, you actually carry more of your mother's genes than your father's. That's because of little organelles that live within your cells, the mitochondria, which you only receive from your <u>mother.19DNA</u> is the material that carries all the information about how a living thing will look and function. For instance, DNA in humans determines such things as what color the eyes are and how the lungs work. Each piece of information is carried on a different section of the DNA. These sections are called genes.

  • Each son receives DNA for his Y chromosome from his father. This DNA is not mixed with that of the mother, and it is identical to that of the father, unless a mutation occurs. It has been estimated that a mutation occurs about once every <u>500</u> generations, or every <u>15,000</u> years, give or take a few millennia.

  • DNA Paternity tests can falsely exclude someone who is truly the child's biological father for a variety of reasons. One major reason is simple human error.

  • While women do inherit <u>50</u>% of their DNA from each parent, men inherit about <u>51</u>% from their mother and only <u>49</u>% from their father.

<h2>1986</h2>
  • In <u>1986</u> was when DNA was first used in a criminal investigation by Dr. Jeffreys. <u>1986</u>. The investigation used genetic fingerprinting in a case of two rapes and murders that had happened in <u>1983 and 1986.</u>
3 0
3 years ago
How has technology changed farming?
jasenka [17]

Answer:A

Explanation:

B says eliminate the use of fertilizer but the main product of the technology is the fertilizer

C says reduce amount of food production but technology help the farmer to increase food production in many ways and the last says decrease genetic modifications but there t help the farmer to get better yield so the answer is a

4 0
3 years ago
Based on how the metabolic rates of ectotherms and endotherms respond to temperature, at which temperature would you expect the
german
<span>Answer: For ectotherms, on the other hand, body temperature mainly depends on external heat sources. That is, ectotherm body temperature rises and falls along with the temperature of the surrounding environment. Although ectotherms do generate some metabolic heat—like all living things—ectotherms can't increase this heat production to maintain a specific internal temperature.</span>
4 0
3 years ago
object forms when a supergiant runs out of fuel?a red giant a black hole a white dwarf a neutron star
LenKa [72]

<u>ANSWER:</u>

When a supergiant runs out of fuel, the object formed is either a black hole or a neutron star.

<u>EXPLANATION:</u>

  • Supergiant are very large stars in the galaxy that end their lives very quickly.
  • When a supergiant star loses its fuel, it blows itself by a supernove explosion.
  • When supernove explosion happens, the supernova outshines other stars in the galaxy and then slowly faded away leaving a dense object called black hole or neutron star.
  • This black hole or neutron star is surrounded by a mass of very hot gas and the elements of the supergiant star get scattered into the space.
5 0
4 years ago
Read 2 more answers
How does the suns energy transfer to the Earth?
ivanzaharov [21]
Photothensis Because it’s the way of the god
3 0
3 years ago
Read 2 more answers
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