Choice B:
More photosynthesis leads to more oxygen in the atmosphere and oceans.
If a portion of the grass was destroyed by wildfire, then the population of bison that feed on the grass will decrease. This is because there would be very little grass left for them to eat, and they don't eat anything else.
The area namely Tundra receives least amount of precipitation, i.e., option C.
<h3>What is a biome?</h3>
A distinctive biogeographical unit built by a biological community in response to a shared regional environment. Biomes can exist on multiple continents.
A biome is a broader phrase than habitat and can include a wide range of habitats.
The area among the biomes, namely Tundra receives least amount of precipitation.
Thus, the correct option is C.
For more details regarding biomes, visit:
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The over-harvesting is one of the biggest threats to endangered species.
<u>Option: B</u>
<u>Explanation:</u>
- An organism or group of organism or species that is expected to reach extinction in the immediate future, either internationally or under a limited political authority, is understood as an endangered species.
- This may be at threat because of factors including habitat loss and poaching or over-exploitation.
- There are many species which are getting vanished day by day due to pollution or poaching, for an instance, pangolins, who have been hunted beyond he limits for their skin, scales, meat, and some body parts are utilized by people in making traditional medicine.
- The Indian and Philippine pangolin are listed as endangered while the Sunda and the Chinese pangolin are rated as critically endangered by the IUCN, which contributed to the Convention on International Trade in Endangered Species (CITES) prohibiting global trade that had something to do with pangolins or their components.
Answer:
Somatic cells are the ones obtained by mitosis. They constitute the body tissues and have a variety of different functions. They are <em>diploid</em>, which means they have two copies of each chromosome (2n), one obtained from the father and one from the mother.
Gametes are obtained by meiosis. A diploid cell divides to form four <em>haploid </em>gametes, they have a single copy of each chromosome (n), obtained from the parent cell.
Zygotes are obtained by the fusion of two gametes, one from the father and one from the mother, they are <em>diploid </em>again having two copies of each chromosome.
