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Contact [7]
2 years ago
15

URGENT PLS ANSWER

Biology
1 answer:
Alisiya [41]2 years ago
3 0

Answer:

Type of molecules in matter

Explanation:

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The answer is c. anything made by humans, as opposed to things made by nature.
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Chromosomal mutation
LenaWriter [7]

Answer:

By a definition numerical, affecting whole chromosomes (see POLYPLOID and ANEUPLOIDY), and

structural, affecting genetic arrangement within chromosomes. These are usually of a fairly major type (compare POINT MUTATION) and often cause severely adverse effects. Such structural mutations are classified into various

Explanation:

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A mother, father, and son live together in the same house. The mother passes a cold to her son. The son then passes the cold to
posledela

Answer:

Option c (No, T cells left from the previous infection can kill any virus.

)

Explanation:

When ever viral infection occur, body's immune system start to fight against it by activating B-cells and T-cells.

B-cells produce antibodies that bind with virus and act as label. This label indicate virus as foreign substance. Hence T-cells recognize it and kill it. Furthermore, B-cells form memory cell that keep the viral memory. if this viral infection occur again in future, T-cell recognize it and eliminate the virus.This mechanism is called immunity.

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3 years ago
Why are the enzymes in snake venom so dangerous to the human body?
eduard

Answer:

Snake venom involves enzymes, proteins and substances with a cytotoxic, neurotoxic effect and coagulants.

Explanation:

Snake venom is very deadly because of the enzymes it contains. For example, Snake venom hinders cholinesterase which causes loss of muscle control.

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3 years ago
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What is the function of the electron transport chain in each. Photosynthesis and Respiration.​
Rina8888 [55]

Answer: The primary task of the last stage of cellular respiration, the electron transport chain, is to transfer energy from the electron carriers to even more ATP molecules,

Explanation:

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