I think the correct answer is nitrogen. Among all the main nutrients in the biosphere, the substance that is fixed or constant inside the nodules in certain roots of plants would be nitrogen. Hope this answers the question. Have a nice day.

8 0

3 years ago

The brain area that regulates activities that control the state of wakefulness or alertness of the cerebral cortex is the ______

LiRa [457]

Answer:

Hypothalamus

Explanation:

It maintains the process that leads the activation of wakefulness or alertness of the cerebral cortex

8 0

3 years ago

Defferentiate between phenology and parazoology.

BartSMP [9]

Answer:

phenology

Alternative forms

* (archaic)

Noun

(-)

(biology) The study of the effect of climate on periodic biological phenomena.

Related terms

* phenological

phrenology

Noun

(-)

(medicine, biology) The science, now generally discredited, which studies the relationships between a person's character and the morphology (structure) of the skull.

Phrenology involves feeling the bumps in the skull to determine an individual's psychological attributes.

Synonyms

* cranioscopy

Related terms

* phrenologist, phrenological * psychognomy

Explanation:

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4 0

2 years ago