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Dima020 [189]
2 years ago
5

40 points: What Parent/Daughter Isotopic System would you use to date a rock from the Permian Period? (Hint: Use the Geologic Ti

mescale and then the RADIOACTIVE ELEMENTS USED IN EARTH SCIENCE)
C-Pb

U-Pb

K-Pb

C-N
Biology
1 answer:
Evgesh-ka [11]2 years ago
3 0

Answer:

K-Pb

Explanation:

because according to the radioactive elements it is because the rock cannot express its feeling buy you can see by it's texture how it feels about your decision

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What is the primary function of the endocrine system
harkovskaia [24]

Answer:

To maintain body homeostasis

Explanation:

The endocrine system consists of the endocrine glands that release hormones directly int the blood. Those hormones bind to their receptors on the target cells and thus regulate their function. The major glands are:

pineal gland-releases melatonin, controls sleep cycle

pituitary gland-control growth, blood pressure, thyroid glands and metabolism etc.

pancreas-secretes insulin and glucagon, control of blood sugar levels

ovaries, testes-reproductive role (release female and male hormones)

thyroid gland-controls metabolism and protein synthesis

parathyroid gland-controls Ca levels

hypothalamus-connects nervous and endocrine systems, controls other glands

adrenal glands-release adrenalin and steroid hormones.

6 0
2 years ago
What is the medical term for a heart attack?
12345 [234]
Myocardial infarction.
3 0
2 years ago
Drag each label to the correct location.<br> Classify the organisms based on what they eat.
Elena-2011 [213]

1. Zebras - Consumer

2. Tiger - Consumer

3. Earthworm - Consumer

4. Trees - Producer

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3 0
2 years ago
What type of molecule is represented by the model below?
charle [14.2K]

The answer to your question is Letter C   <-- ANSWER

Steroid is a molecule made up of four carbon rings with other atoms bonded to those rings.


Hope this Helps

7 0
3 years ago
Read 2 more answers
The argument that each individual member of a species transforms itself to meet the challenges of a changed environment through
svlad2 [7]

Answer:

Jean Baptiste de Lamarck

Explanation:

i found this online

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2 years ago
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