Answer:
Threats to the tundra biome
The oil, gas, and mining industries can disrupt fragile tundra habitats. Drilling wells can thaw permafrost, while heavy vehicles and pipeline construction can damage soil and prevent vegetation from returning. This activity also increases the risk of toxic spills.
What is the environment like in the tundra?
Tundra ecosystems are treeless regions found in the Arctic and on the tops of mountains, where the climate is cold and windy, and rainfall is scant. Tundra lands are covered with snow for much of the year, but summer brings bursts of wildflowers.
Explanation:
Brainliest please?
Answer:
peptide antigens by MHC class II molecules
Explanation:
Helper T cells are activated by peptide antigens by MHC class II molecules. These antigens express on the surface of antigen-presenting cells (APCs). After activation, the T helper cells divide and secrete cytokines to assist the immune response.
<h2>Answer:</h2>
The correct answer is option C. And the full statement is:
The end product of transcription is <u>__mRNA___</u> and the end product of translation is _<u>_Proteins_</u>__.
<h3>Explanation:</h3>
- Translation and the transcription are the two main process of central dogma of life.
- DNA is the nucleotide sequence for the protein production. In this process DNA is first converted to RNA and then RNA moves to the cytoplasm for the production of proteins in the ribosomes.
- So the transcription is process in which DNA is converted into mRNA in the cytoplasm.
- In cytoplasm production of proteins by the mRNA is known as translation.
All Audiologists must have a Doctoral or professional degree to qualify for work in the audiologist field.
Answer:
What is this picture supposed to mean? What do we do with this? How do we solve this for you?
