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3 years ago

How is ammonia produced by bacteria in the soil

1 answer:

4 0

The Haber process converts nitrogen gas into ammonia used in fertilizers. Ammoniais converted to nitrates by nitrifying bacteria in the soil. Plants absorb nitrates from the soil and use these to build up proteins. The plant may be eaten by an animal, and its biomass used to produce animal protein.

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Now consider a single base mutation in a codon for leucine that creates a codon for phenylalanine. A true reversion changes the

madam [21]

Answer:

options A, B, D and E

Explanation:

leucine codons include: UUA, UUG, CUU, CUC, CUA, CUG

phenylalanine codons include: UUU, UUC.

CUU

replace C with U to give

UUU phenylalanine codon

replace underlined with A

UUA leucine codon

CUC

replace underlined with U

UUC phenylalanine codon

replace underlined with A or G

UUA, UUG leucine codons

UUG

replace underlined with U

UUU phenylalanine codons

replace underlined with C

CUU leucine codon

UUA

replace underlined with U or C

UUU or UUC phenylalanine codons

replace U with C

CUU or CUC leucine codons

7 0

3 years ago

27. What will happen if one kidney of a person is removed?

Sauron [17]

Answer:

he will survive and remain normal

4 0

3 years ago

Read 2 more answers

Which best describes the lytic and lysogenic cycles?

ozzi

Answer: Unlike the lysogenic cycle, the lytic cycle involves destruction of the host

Lysogenic cycle is a method by which virus can replicate its DNA using the host cell mechanism. During this phase bacteria integrate its DNA in to host cell to make viral copy to infect the organism.

The lytic cycle is another way of the viral replicaton, it results in the destruction of infected cell and its membrane. In this cycle bacteria make viral DNA and viral protein and break and allow the newly produced virus to leave and now integrated to new cells to spread infection to other cell.

7 0

4 years ago

Read 2 more answers

A biologist counts the number of rabbits in a population each year and observes a decrease in population. Since the coyote popul

Zigmanuir [339]

The Biologist is creating a hypothesis that the increase in coyote population may have resulted in the decrease of rabbits.

This can also be described as a cause and effect

Edit: Answer is inference

6 0

4 years ago

Read 2 more answers

How do cells in different parts of the embryo become different kinds of specialized cells which eventually become organs, then o

vampirchik [111]

Cells become specialised to carry out a specific role and then they become a group of tissues and the group of tissues work together become an organ and the a group of organs become 1 system

7 0

4 years ago