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SVETLANKA909090 [29]
3 years ago
11

Explain where and how diffusion occur in the circulatory and respiratory systems

Biology
1 answer:
polet [3.4K]3 years ago
7 0

The respiratory system is a collection of organs involved in carrying out gas exchange in your body. Deep in the lungs, tiny sacs called alveoli take in oxygen from the atmosphere and release carbon dioxide.

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What are the three terms used to locate the body parts of a frog?
zaharov [31]

Answer:

Explanation:

the heart pumps blood throughout the body, and the lungs aid in breathing. the body parts that are found on frog are the heart, the liver, and the stomach, etc.

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2 years ago
Explain how bacterial cloning can help increasing the amount of DNA (DNA amplification) and when it is implemented in science or
Nezavi [6.7K]

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The process of gene cloning involve multiple steps. It involves many enzymes, bacterial cell, vector to produced an amplified number of cell and hence product.

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3 years ago
When Mendel performed his experiments, only one trait appeared in the F1 generation, (in this case, round peas) and the other tr
bearhunter [10]

Answer:

See the answer below

Explanation:

The explanation I would give to the phenomenon is that<u> the round trait in peas completely covers or nullify the wrinkled trait when they are together.</u> In order words, <u>whenever a single the allele of both trait come together to form a new trait, the round trait allele dominates and mask the expression of the allele of the wrinkled trait</u>.

<em>This is what Mendel explained and dominance/recessive effects. The round trait was dominant over the wrinkled trait while the wrinkled trait was said to be recessive and can only be expressed when alone.</em>

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2 years ago
In the water cycle, animals return water to the environment by a. transpiration only. b. both transpiration and excretion. c. ex
SVEN [57.7K]

Answer:

C or E

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3 years ago
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