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iragen [17]
3 years ago
7

3 How did they determine the age of the houses or dwellings?

Biology
2 answers:
Mars2501 [29]3 years ago
8 0

Explanation:

The age of a building can be determined quite accurately by documentation, but when documents are not readily available, visual clues such as those available during a professional home inspection can still determine when a house was built by examining its components, building materials, even nails, fasteners, and types

tankabanditka [31]3 years ago
5 0

Answer:

Radioactive Carbon Dating

Explanation:

They find the molecules and atoms and what not and detect the half-lives.

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Please help me with this homework question!
irga5000 [103]

Answer:

Tt and tt

Explanation:

To solve this just work backwards. The first box has Tt so one parent has to have T and the other t. Since the tall plant is on the top, it is T_ and t_. Next use the second box (tt). They are both t so the final answer is Tt x tt.

8 0
3 years ago
A spinning turbine can only generate electricity in the form of a/an _______ current. Of all the alternative energy technologies
marin [14]

Answer:1. alternating

2. direct

3. reservoir

4. Solar cells

5. The sun heats up the atmosphere as Earth spins, creating areas of high and low temperature. This temperature difference causes the wind to start moving through convection, which can then drive a wind turbine to produce electricity.

8 0
3 years ago
Read 2 more answers
Sequencing eukaryotic genomes is more difficult than sequencing genomes of bacteria or archaea because of the _____.
AlekseyPX
Are there options? because there are lots of answers. 

Firstly, eukaryotic DNA tends to be much longer; it's held inside a nucleus, so it has to be separated from the rest of the cell; and there are also mitochondria in most eukaryotic cells, which have their own RNA, which has to be separated.
8 0
3 years ago
Question 10 of 10
mr Goodwill [35]

Answer:

bacteria

Explanation:

Nitrogen gas (N2) diffuses into the soil from the atmosphere, and species of bacteria convert this nitrogen to ammonium ions (NH4+), which can be used by plants. Legumes (such as clover and lupins) are often grown by farmers because they have nodules on their roots that contain nitrogen-fixing bacteria.

6 0
3 years ago
Suggest what might happen if cells grow and reproduce in an environment where no cholesterol is available.
likoan [24]

Cell walls provide support and protection for plant cells and the plasma membrane maintain homeostasis

Explanation:

8 0
2 years ago
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