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Goshia [24]
3 years ago
6

Describe the type of chromosomal alterations implicated in the following human disorders: down syndrome, klinefelter syndrome, e

xtra y
Biology
1 answer:
sesenic [268]3 years ago
8 0
Down syndrome is a third chromosome in the 21st pair.
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Scientists now use domain Eukarya to group together the kingdoms of eukaryotic species, which include plants, animals, protists,
sergeinik [125]

Answer: Option A

Explanation:

Scientist used the domain Eukarya which comprises the togetherness of all the eukaryotic species. They have been put together because all of the  eukaryotic species have their recent common ancestor as eukaryotes.

The first eukaryotic cells, which had nucleus originated 2 billion years ago which had organelles. They explain the endosymbiotic theory.Most of the eukaryotic species that have been evolved from this.

Eukaryotic species have been evolved from another eukaryotic species and share some similar characteristics.

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2 years ago
Why the answer is A?​
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Answer:

Becuase A makes sence  

Explanation:

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Which of the following explains why an apple looks red? The apple reflects red light and absorbs all other visible wavelengths.
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Answer: The apple reflects red light and absorbs all other visible wavelengths.

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2 years ago
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Two objects of five KG and 10 KG respectively, and there 10 M apartment if the distance between them is increased to 20 M what h
olga_2 [115]
As distance between the two objects increases the force of gravity decreases. Hope that helps!
5 0
2 years ago
Two organisms that have sexual and two that have asexual reproduction?
Ipatiy [6.2K]

Answer: Sexual reproduction: rabbits and dolphins.

Asexual reproduction: Strawberry and potato.

Explanation:

  • Sexual reproduction is carried out with the participation of germ cells from two stem organisms - female and male, which transfer the properties of the inherited material to the new plant. The main characteristic of sexual reproduction is the division of the relative fusion of male and female sex cells. The end product of this relationship is the creation of an organism that contains the genetic information of both parents.
  • Asexual reproduction is a habit that produces an organism identical to the parent organism, and we call this product clones. This form of reproduction does not involve the germ cells and may occur by division or budding. Many types of plants reproduce in this way. So the strawberries are propagated by boils, and the potatoes are buds from the tub
4 0
3 years ago
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