Answer:
1. p
2. g
3.g
4.p
5.g
6.p
7.g
Explanation:
based on what i remember i think these are correct, i am not fully sure tho. sorry if it's wrong :( <3
In scientific theory, genes are organisms that are transferred from a parent cell to the offspring. Overtime, it will determine some of the traits the offspring is taken from either parent.
Human is a living thing so the brain is also included
The reproductive system of a male mammal provides the spen that contains the DNA and other info for life.
<u>Answer:</u>
<em>Radioactive dating describes the use of organisms that were alive only during a specific time period to estimate the unknown age of items. </em>
<u>Explanation:</u>
<em>Radioactive isotopes are used in radio-active dating.</em> According to the isotope used each dating technique has got different names. In radioactive <em>dating traces of radioactive materials trapped inside rocks and minerals are analysed to determine their ages.
</em>
In potassium-argon dating, potassium-40 decays to argon-40. In rubidium-strontium dating , rubidium-87 decays to strontium-87. In carbon dating carbon-14 isotope is used. <em>Uranium-lead dating, samarium-neodymium dating etc are examples of some other dating methods.
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