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kozerog [31]
3 years ago
13

Oxygen-rich blood is carried through pulmonary arteries from the lungs to the heart?

Biology
1 answer:
padilas [110]3 years ago
4 0
Yes,oxygen-rich blood is carried through pulmonary arteries from the lungs to the heart.
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Will give brainliest to people that help me with these questions
Vinil7 [7]

Answer:

Nitrogen is a very important and needed for plant growth. It is found in healthy soils, and give plants the energy to grow, and produce fruit or vegetables. Nitrogen is actually considered the most important component for supporting plant growth.

Nitrogen in its gaseous form (N2) can't be used by most living things. It has to be converted or 'fixed' to a more usable form through a process called fixation.

Lithospheric Processes cause magmatism, mantle dynamics, and faulting, which in turn shape the Earth's ever-changing surface. We also study the high temperature systems in the Earth's interior that produce magmas, drive metamorphism, and create mantle heterogeneity.

Explanation:

6 0
3 years ago
A plant breeder has determined the following variances for yield of corn in his fields:
Law Incorporation [45]

Answer:

A. VG = 80

B. Broad sense heritability = 0.80

C. Narrow sense heritability = 0.30

D. Average yield = 430 Units

Explanation:

A. Given that

VA = 30

VD = 50

VI = assumed not available

Therefore

Total genetic variance (VG) = VA + VD

= 30 + 50

= 80

VG = 80

B. Given that

VP = 100

VG = 80

Broad sense heritability, H2 = VG/VP

= 80/100

= 0.80

C. Given that

VA = 30

VP = 100

Narrow sense heritability, h2 = VA/VP

=30/100

= 0.30

D. The difference in selection = 500 - 400

= 100

Recall,

Selection response is heritability multiplied by selection differential.

That is

R = h2S

Selection differential = 100

Heritability h2 = 0.30

Selection response = 0.30 × 100

= 30units

Therefore, expected average yield = 400 + 30

= 430 Units

6 0
3 years ago
What produces most of the earth oxygen
Svet_ta [14]

Answer:

vegetation and plant life

Explanation:

6 0
4 years ago
Read 2 more answers
Arrange the activities in the order a farmer would perform them if there were an outbreak of avian influenza (Al) at his farm.
GaryK [48]

Answer:

Test domestic and wildbirds in the area for AI, QUARANTINE the flock and equipment used to transport the flock, euthanize the flock, dispose of bodies, disinfect the area where the flock lived, test area to ensure that it is virus-free

5 0
3 years ago
How does the transfer of water mimic the transfer of energy thru an ecosystem?
ololo11 [35]

Answer:

This illustration shows how water transfer imitates energy transfer through an ecosystem.

Note here that just as there is energy loss in the transfer of energy, there is also water reduction in the transfer of water.

A student is to dip cup 1 in the first container loaded with water. He will at that point move the water from cup 1 into cup 2 which is in his left hand. There will be a dim plate/ container under his left hand  to hold water coming from the openings in cup 2, exchange the water in cup 2 to his partner who is holding cup 3 and they will proceed with the water transfer until they arrive at the last container.

They may notice that there is going to be a considerable amount of water reduction from the first container to the last container.

Explanation:

Energy moves through ecosystems a single way from photosynthetic living beings. The all out energy found in living beings from one tropic level in a natural way of life is accessible to life forms in the following tropic level as just a part of energy reduction; the rest is used in metabolic cycles or changed into heat.

7 0
3 years ago
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