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Katen [24]
2 years ago
11

PLSSS HELP IF YOU TURLY KNOW THISS

Biology
2 answers:
ad-work [718]2 years ago
7 0

Answer:

Troposphere

Explanation:

The troposphere is the lowest layer of our atmosphere.

nasty-shy [4]2 years ago
6 0

Answer:

Troposphere

Explanation:

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Location, structure, function of xylem tissue​
kati45 [8]

Answer:

The xylem is located in the root, stem and the leaves of a plant.

The xylem contains dead cells arranged end-to-end forming continuous vessels. They have a hollow central space (lumen)  through which water passes. They walls contain lignin.

The xylem carries water and minerals, up from the roots to the rest of the plant.

6 0
3 years ago
Living organisms respond to changes in environmental conditio
mestny [16]

Answer:

Cell,tissue, organ, organ system, Organism

Explanation:

because cells make tissues and tissues make organs and many organs make organ systems.

8 0
3 years ago
Which statements about the phylogenetic tree are true?
Alex777 [14]

Image is not avilable fo rthe question. The image is attached below:

The phylogenetic tree shown here displays the major clades of chordates.

Which statements about the phylogenetic tree are true?

A) Organism (c) is a common ancestor of lampreys and lungfishes.

B) Birds and ray-finned fishes have a notochord and jaws.

C) Lancelets and coelacanths are more closely related than are chimaeras and coelacanths.

D) Mammals and turtles are more closely related than are lungfishes and sharks.

E) Rays and frogs have vertebrae.

F) Descendants of organism (d) have limbs with digits.

G) Hagfishes, lungfishes, and frogs have lobed fins.

H) Organism (a) is a common ancestor of all chordates.

Answer:

B, D, F, E, H.

Explanation:

A phylogenetic tree is a diagram representing evolutionary relations between species. Phylogenetic trees are not conclusive evidence nor theories. In a phylogenetic tree the pattern of branching illustrates how organisms or other groups developed from a set of similar ancestors.

Some of the examples of phylogenetic tree are as following:

  • A notochord and jaws includes in birds and ray-finned fishes.  
  • Mammals and tortoises are closer to one another than lungfish and sharks are.  
  • Organic Descendants (d) have wings.  
  • Rays and frogs are columned vertebrally.  
  • A shared ancestor of all chordates is the organism (a).

Hence, the true options are B, D, F, E, H.

5 0
3 years ago
The _________ is the largest, best-known savanna.
nika2105 [10]

Hey there :)

Question- The _________ is the largest, best-known savanna.

☆ Serengeti plain

☆ savanna

☆ short grass prairie

☆ tallgrass prairie

Answer- <u>Serengeti plain</u>

In-Line answer- The <em><u>Serengeti Plains</u></em> is the largest, best-known savanna.

A little about it-

<u>The Serengeti plains</u> is best known for the huge herds of plain's animals, and it is the only place in Africa where vast land-animal migrations still take place. The park is an international tourist attraction, was added to the UNESCO World Heritage List. It spans about 12,000 square miles (30,000 square kilometers).

~ Benjemin360

5 0
3 years ago
How can climate change be reduced by protecting the tropical rain forests 3
Alborosie

Explanation:

Tropical rain forests are one of the densely vegetated forests with millions of plants and animals species. The climate of the Earth is changing at an alarming rate and the scientists are appealing people to save these forests.

This could be accounted for the reason that the tropical forests have a diversity of plant species which can utilize the available carbon dioxide from the atmosphere to perform photosynthesis. This can directly reduce the carbon dioxide concentration in the atmosphere which is responsible for the greenhouse effect.

The greenhouse effect increases the temperature of the Earth as the greenhouse gases like carbon dioxide and monoxide covers the atmosphere which does not allow the sun rays to deflect back from the surface of the earth and the heat energy is trapped in the atmosphere. This heat energy is one of the causes of Global warming.

6 0
3 years ago
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