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Arisa [49]
3 years ago
12

In addition to possibly releasing harmful chemicals in the environment, mining is considered

Biology
1 answer:
Akimi4 [234]3 years ago
7 0
Coal Mining is considered the most dangerous job in the United States. Mining also possibly releases harmful chemicals in the environment. 
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Rank the following in order from most general to most specific: 1. gametic isolation 2. reproductive isolating mechanism 3. sper
mihalych1998 [28]
<h2>Reproductive Method </h2>

Explanation:

<em>The rank in order from the most specific which is following .</em>

<em>(1) Reproductive isolating mechanism</em>

<em>(2) Sperm-egg incompatibility in sea urchins</em>

<em>(3) Gametic isolation </em>

<em>(4)Prezygotic isolating mechanism</em>

<em>(1) Reproductive isolating mechanism-</em> The components of regenerative confinement are an assortment of transformative instruments, practices and <em>physiological procedures basic for speciation.</em> They keep individuals from various species from delivering posterity, or guarantee that any posterity are sterile.

(<em>2) Sperm-egg contradiction in ocean urchins-</em> Bindin is a gamete acknowledgment protein known to control species-explicit <em>sperm-egg grip</em> and layer combination in ocean urchins.

<em> (3)Gametic isolation - Prezygotic hindrances </em>keep preparation from occurring. Gametic disengagement is a sort of prezygotic hindrance where the<em> gametes (egg and sperm) </em>come into contact, yet no preparation happens. Gametes might be not able to remember each other in various species  

<em> (4) Prezygotic isolating mechanism- </em>while postzygotic segregation forestalls the arrangement of rich posterity. Prezygotic systems incorporate environment segregation, mating seasons, "mechanical" disconnection, gamete detachment and conduct seclusion. 

4 0
3 years ago
The carpel of most flowers is made up of. A. The anther, the style, and the ovary.
Olenka [21]
The correct answer is letter B. The carpel of most flowers is made up of the stigma, the style, and the ovary. Carpel refers to the female reproductive organ of a flower, it is necessary in the increase of the population of plants and the growth of matures seeds that eventually become fruits that can be eaten or consumed by organisms.
8 0
3 years ago
Which of the following is a characteristic of all arthropods?
sasho [114]
Arthropods are a group of organisms which possess an exoskeleton, <span>jointed appendages, and segmented bodies. This group mostly includes insects, arachnids, and crustaceans. Therefore, the answer to the question above would be option C: jointed appendages. Hope this helps.</span>
8 0
3 years ago
Read 2 more answers
A bad thesis will often contain all of the following, EXCEPT
Dafna1 [17]
C. Duh. No one has to agree with a successful thesis.
5 0
3 years ago
What was rudolf virchow trying to prove through his work?
geniusboy [140]
( C ) -That the spontaneous generation doesn’t happen
8 0
3 years ago
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