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Vitek1552 [10]
3 years ago
15

What is the most deadly toxin?

Medicine
2 answers:
mel-nik [20]3 years ago
7 0
Botulinum toxin
Botulinum toxin
Scientists differ about the relative toxicities of substances, but they seem to agree that botulinum toxin, produced by anaerobic bacteria, is the most toxic substance known. Its LD50 is tiny – at most 1 nanogram per kilogram can kill a human
Mice21 [21]3 years ago
6 0
Botulinum is the most poisoning substance
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3 0
1 year ago
Identify the true and false statements about physical and environmental contributors to mental health
Nitella [24]

Mental health is affected by physical factors such as disease or brain injury and by environmental factors such as stress or unemployment.

Mental health is one of the spheres of health. This comprises the mind related to psychological and emotional wellbeing.

This sphere can be affected by other factors or sphere including:

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  • Physical factors
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In the case of environmental factors this includes factors such as stress or unemployment, these affect mental health because they make a person more likely to develop certain conditions such as stress.

On the other hand, physical factors include factors such as disease or brain injury. The two factors have also been proven to make an individual more vulnerable to certain mental diseases.

Note: This question is incomplete because the statements are not given. Due to this, I answered it based on general knowledge.

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6 0
3 years ago
Which of the following statements is typically true of the language abilities of 5-year-old children?
soldi70 [24.7K]

They are able to use imperatives and interrogatives.

They frequently use the auxiliary verb "have" in statements.

7 0
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1. How are psychological disorders classified?
slavikrds [6]
Represent acute symptoms that need curing
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Which of the following is true regarding phase 3 of action potential?
s344n2d4d5 [400]

Answer:

calcium channel close.

Explanation:

In action potential there is phase 0, phase 1, phase 2, phase 3 and phase 4. In phase 3 of action potential there is a rapid repolarization phase in which calcium channels remain closed but potassium channels remain open and continuous outward movement or leakage of positive ions causes the outside environment positive and membrane potential goes to negative charge that is -85mV to -90mV

8 0
3 years ago
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