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Bumek [7]
2 years ago
14

Definition: A thin, flexible, semipermeable barrier around the cell which regulates what enters and leaves

Biology
1 answer:
Anettt [7]2 years ago
3 0
It’s a cell membrane
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Which of the following was created to allow for the treatment of infants with birth defects?
fomenos
Where are the choices? What following answers?
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3 years ago
A behavior with both innate and learned components that is irreversible and is triggered during a sensitive period.
rodikova [14]

Answer:

The correct answer is - Imprinting.

Explanation:

Imprinting is a behavior that includes both innate components and learning components and normally can not be irreversible. It is something that takes place at a specific sensitive period.

For instance, ducklings follow their mother is imprinting that is both innate and learned at a limited phase after birth during development. It can be visual or auditory or other ways that an animal can develop imprinting.

4 0
2 years ago
Which hormones are involved in building and maintaining healthy bone tissue? select all that apply?
gavmur [86]
Answer;
Insulin and the growth hormone
The hormones that are involved in building and maintaining healthy bone tissues are Insulin and growth hormone


Explanation;
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Growth hormone is a peptide hormone secreted from the pituitary gland under the control of hypothalamus. It directly and through IGF-I stimulates osteoblast proliferation and activity, promoting bone formation. Additionally it stimulates osteoclast differentiation and activity,promoting bone resorption. 
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3 years ago
What is the most reasonable hypothesis for the increase in insects seen in year four?
Oxana [17]

what? I think you're missing some crucial information in this question.

7 0
3 years ago
Use the drop-down menus and what you know about index fossils to choose the correct answers.
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Answer:

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