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MA_775_DIABLO [31]
3 years ago
15

Which receptor on the helper T-cell recognizes the specific antigen from an antigen-presenting cell?

Biology
1 answer:
spayn [35]3 years ago
8 0
TCR, or T-cell receptor. 
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saw5 [17]
Habitat destruction is the key one out of all of these. Animals being kept at the zoo for research are usually endangered or vulnerable species which is doing more good than harm to them. Legal hunting of animals is most likely for rabbits, deer, and a stabilized population in the wild. Habitat destruction can destroy many populations and cause loads of damage. An example of that would be the Australian wildfires at the start of 2020.
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3 years ago
The original regimen known as Pasteurization consisted of:
algol13

Answer:

The correct option is: 4. Heat at 62.8 degrees C for 30 minutes

Explanation:

Pasteurization is the process or technique of heating packaged as well as the unpackaged liquid food, to remove pathogens and extend the shelf life. In this process,<u> the food is usually heated at temperatures below 100 °C.</u>

Originally, this process involved heating the food at 72.2 °C for 15 seconds and <u>62.8 °C (145 °F) for 30 minutes, for batch pasteurization.</u>

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DNA analysis is more widely uses nowadays because with the technology of today, laboratories can now detect and X and Y chromosome-specific sequences, which help them identify the biological gender.   
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3 years ago
Which of the following best describes the transfer of energy and matter in photosynthesis?
VLD [36.1K]

Answer:

For me the answer was D

Explanation:

3 0
3 years ago
Which angle below is an obtuse angle? Vertical lines AC and BE are parallel to each other. Line CD, drawn from point C is perpen
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