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Anna35 [415]
3 years ago
12

How is a egg cell adapted

Biology
1 answer:
Firlakuza [10]3 years ago
6 0
Egg cells have adaptations in formation, structure and genetic makeup that enable them to function. Egg cells have similar genetic composition to sperm, but their physical structure and initial formation are unique <span>Like sperm, eggs are haploid cells. Haploid cells have one full set of chromosomes. This means that when a sperm fertilizes an egg, the resulting offspring has a set of chromosomes from each parent. </span>
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Help me in this question please thank u, it's urgent
Andre45 [30]

Answer:

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Explanation: hope this helps

5 0
3 years ago
Local topography and sea surface temperature contribute to differences in climate between various localities.
slava [35]
The correct answer for the given statement above would be true. Yes, it is true that local topography and sea surface temperature contribute to differences in climate between various localities. In fact, these factors contribute largely towards variations in the climate of places. Hope this answers the question.
3 0
3 years ago
Select the correct text in the passage. Which quotation from "The Tell-Tale Heart" by Edgar Allan Poe brings out the theme of ti
pishuonlain [190]
In "The Tell-Tale Heart," what prevents the narrator from killing the old man during one of the first seven nights? The narrator says that his reason for killing the old man is that he does not like the old man's "pale blue eye, with a film over it" - he calls it a "vulture eye" and an "Evil Eye".
5 0
4 years ago
Read 2 more answers
A letter about the evidence of evolution
GuDViN [60]

Answer:

I am writing this in response to a letter regarding evolution. Evolution is increasingly solid, not shaky. Darwin’s “theory” or explanation was a way of understanding what he had discovered (which did not include genes, chromosomes, DNA or nucleotide bases). Our explanations now include genetics and the commonality of mutation.  

Proofs are solid, not in question by serious scientists. Direct observation is one, which we see in the fact that this year’s flu evolved a little too far from last year’s, so flu shots are less effective this year than we would like them to be.  

Fossils tell the story well: whales with legs, dinosaurs with feathers and Tiktaalik. The latter was found in the Canadian north and is part fish, part amphibian, before there were ever any amphibians. Imperfection is a good proof: think of your useless appendix, the very bad design of your ankles, knees, and back (talk to a chiropractor about that).  You have big toes because they used to be useful thumbs for your grasping feet.

Many other animals and even plants similarly have flaws that show their evolutionary past. Two large human chromosomes reflect the coming together of two chimpanzee chromosomes each.

Hope it helps,

Please mark me as the brainliest

Thank you

5 0
3 years ago
Base your answer to the question on the passage below and on your knowledge of biology
Delvig [45]

Darwin concluded that the finches all shared a common ancestor but had  developed different beak structures.  The second sentence best describes as an ecosystem.

Explanation:

  • When Charles Darwin traveled to the Galapagos Islands, he observed 14 distinct varieties of finches on the islands Darwin also observed that each finch variety  ate a different type of food and lived in a slightly different habitat from the other finches, Darwin concluded that the finches all shared a common ancestor but had  developed different beak structures. The second sentence best describes as an ecosystem.
  • An ecosystem is a huge group of living organism such as plants,animals, micro-organisms in a particular area.
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  • its abiotic constituents, includes minerals, climate, soil, water, sunlight, and all other nonliving elements, and its biotic constituents, consists of all its living members.

4 0
4 years ago
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