An aphotic zone is a zone where light can be received from the sun (or other sources of light).
For example in the ocean, it will be the zone that begins a 200m deep and goes to the bottom of the sea.
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DNA replicates into RNA molecule after transcription using one of its strand as a template.
Explanation:
The Transcription is the process of RNA molecule formation and it involves three steps in it, which are namely, initiation, followed by elongation and at the end is the termination.
The DNA strand taken for the transcription is unwinded by the help of the enzyme which provides for the template. The template helps in the formation of complementary base pairing which results into the mRNA molecule. The RNA molecule thus, formed is processed after.
Answer: b. It only arrest growth of vegetative cells
Explanation: An antimicrobial agent is a substance that kills o control the growth of microorganisms, for humans this is very important in medicine or agriculture among others.
This agent should act quickly and being stable that help it to make it cheaper, also should not harm humans or other host of the microbial organisms.
The agent is not useful if only kills vegetative cells because it is not preventing the reproduction of the organism specially in fungi which use sexual reproduction as a backup for asexual cell division, so they will keep spreading across the host.
These are the main factors:
• the amount of current flowing through the body
• the path of the current through the body
• the length of time the body is in the circuit
• the voltage of the current
• the presence of moisture in the environment
• the phase of the heart cycle when the shock occurs
• the general health of the person prior to the shock
• how quickly the person is treated.
Answer:
The universe is expanding. <3
