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Svetlanka [38]
3 years ago
15

Frog cards have a chamber where the deoxygenated blood can mix with oxygenated blood. what structure would help prevent this mix

ing
Biology
1 answer:
ikadub [295]3 years ago
8 0
The answer would be septum. 
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Helppp me plz I need help on this
Rasek [7]
A. they have shared matter.
4 0
3 years ago
Hi please help i’ll give brainliest
Sliva [168]

Answer:

2nd one

Explanation:

Regardless of latitude or time of year, the sun's angle reaches closest to 90 degrees (perpendicular lines are 90 degrees) -- and is therefore at its most intense -- at the midpoint of the day: noon.

5 0
3 years ago
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In circumstances where the body requires prolonged or increased levels of a hormone, the DNA of target cells will specify the sy
Norma-Jean [14]

Answer:

Up-regulation.

Explanation:

Hormones may be defined as the chemical messengers of the body that can transmit information and maintains homeostasis. The hormones can directly go into the bloodstream and may release through the special ducts.

The receptors of the hormone is required for the binding of the receptors. To maintain the normal homeostasis of the body, the body shows the up regulation and down regulation. In up regulation the hormone levels increases in the body by increasing the receptor on the specific target organ.

Thus, the correct answer is up regulation.

7 0
3 years ago
Which statements describe scientific inquiry? Check all that apply.
ohaa [14]

Available options are:

A. a scientific inquiry is used only by scientists.

B. scientific inquiry is a process of asking and answering questions.

C. scientific inquiry has only one correct pathway.

D. scientific inquiry often involves similar processes and practices.

E. scientific inquiry involves performing investigations and collecting data.

Answer:

B, D, E

Explanation:

Given that scientific inquiry is a term that described how people mostly scientists, observe the natural world and then come out with credible justification established on the findings that were derived.

Hence, the statements that describe scientific inquiry are:

1. B. scientific inquiry is a process of asking and answering questions. Through this, scientist want to understand the reason behind a certain phenomenon

2. D. scientific inquiry often involves similar processes and practices. To carry out scientific studies, certain steps and practices are required, regardless of the subject under study, which does not entirely change.

3. E. scientific inquiry involves performing investigations and collecting data. This is because to carry out a scientific inquiry, part of the steps and practice includes performing investigations and collecting data, regardless of the subject under study.

3 0
2 years ago
Which is a key element found in all carbohydrates,lipids, proteins, and nucleic acids?
nekit [7.7K]
Im pretty sure it B Carbon
8 0
3 years ago
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