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kogti [31]
3 years ago
6

What are the three main functions of the nervous system give an explain of each

Biology
1 answer:
miv72 [106K]3 years ago
8 0

1. Sensory Input Sensory receptors gather information about the internal and external environments and convert it to a form which can be used by the animal. This information is then conveyed to integration centers.

2. Integration The input is interpreted and associated with the bodies appropriate response. Integration is carried out in the Central Nervous System (CNS).

3. Motor Input Conduction of signals from the integration centers (CNS) to effecter cells.







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Which of the following organisms is made of the most complex
shepuryov [24]

Answer: A. Plant

Explanation:

Plants have some of the most of complex cells of living organisms because they have different roles and structures to enable the plant to survive.

These include cells like the Parenchyma, Collenchyma, Sclerenchyma, Xylem and Phloem cells. Xylem cells for instance are complex cells located within the vascular tissues of plants and help transport water and minerals to the rest of the plant from the roots. Xylem cells look long and tracheal which is to enable them carry out the aforementioned roles.  

8 0
3 years ago
Which list represents the proposed sequence in plant evolution?​
Phoenix [80]

Answer:

1. Bryofita

2. vascular plants

3. Seed vascular plants (gymnosperms)

4. Angiosperms

Explanation:

1. Bryofita

Around 475 million years ago, the origin of plants was thought to originate from aquatic ancestors (green algae). Adaptation to terrestrial life is proven by the presence of sporopolenin and layered gametangia that protect gametes and embryos. This adaptation occurs in bryophytes which are the first terrestrial plants. Bryofita or mosses develop into various vanations in their group. Most briolites do not have vascular tissue (water from the environment is diluted and absorbed by the SD, but some briophytes have water-carrying vessels.

2. Vascular plants

Around 400 million years ago, the evolution of plants was marked by the diversification of vascular plants (vascular plants). These early vascular plants are seedless plants, for example in the types of ferns seria into other groups of seedless plants.

3. Seed vascular plants (gymnosperms)

Plant evolution begins with the appearance of seeds, which are structures that protect the embryo from drought and the threat of environmental change. The emergence of these seed plants accelerated the expansion of plant colonization on land. Plant seeds consist of embryos and food reserves that are protected by a cover. Seed vascular plants appeared about 360 million years ago with the appearance of Gymnosperms. Gymnosperms consist of conifers with a variety of types. Conifers and ferns dominate life in the months between more than 200 million years.

4. Angiosperms

About 130 million years ago marked the emergence of flowering plants that have a somewhat reproductive structure

complicated where the seeds are protected by a room called the ovary.Because the seeds are protected in such a way that this group discusses closed seed plants or Angiosperms

Learn More

About African elephant species and their relationship to the environment brainly.com/question/12630439#

Details

Class : Junior High

Subject : Biology

 

Keywords

- Plant

- Plant Evolution

3 0
3 years ago
Which term describes the position of a gene on a chromosome?
Dima020 [189]

1: B

2:D

Those are the answers!

Hope this helps!

I am joyous to assist you anytime.

~Jarvis

8 0
3 years ago
Which organelles are found in plant cells but not in animal cells?
Valentin [98]

Answer:

Organelles that are found in plant cells, and not in animal cells, are chloroplasts, a call wall, specialized plastids, and a large central vacuole.

Hope you found this helpful <3

8 0
3 years ago
Read 2 more answers
On the planet Kermit, in the Muppet population, there are two autosomal loci of interest. The first locus has alleles A and a, a
Kay [80]
Answer: Not c

I couldn't help more.
5 0
3 years ago
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