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Serjik [45]
3 years ago
8

The most important source of data for archaeologists are interviews with living people. True or False

Biology
1 answer:
erik [133]3 years ago
7 0
The awnser is true 

hope it helps
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During embryonic development, the vertebral column is replaced by the notochord.
Reptile [31]

Hello! The answer is false.

It is actually the opposite. The notochord is a primitive axial skeleton, and in humans, it disappears. It eventually becomes part of the vertebral column, which is the backbone that we have today.

Hope this helps!

3 0
3 years ago
After ovulation, an oocyte remain viable in the female body for up to
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<span>After ovulation, an oocyte, or egg cell, remains viable in the female body for up to 24 hours. The generally accepted lifespan in a woman's body is 12 to 24 hours for the egg and up to five days for the sperm cells. Intercourse occurring as many as five days prior to ovulation, therefore, could potentially result in pregnancy.</span>
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What happens to energy as you move up food chain
geniusboy [140]
As you move up to the food chain, the energy will decrease. This explains  that the more the consumers, the lesser the energy that the last consumer will get from the sunlight. This is because each energy will decrease as it passes by the consumers because each consumers takes a portion of the full energy from the sun.
5 0
3 years ago
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A common concern for beer brewers making sour beers is contamination from Acetobacter. This organism converts ethanol to acetic
wolverine [178]

Answer:

C. Ethanol, ammonium chloride, phosphate buffer, magnesium sulfate, calcium chloride, trace elements

Explanation:

Acetobacter must have a sufficient supply of oxygen and cannot grow in its absence. Colonies of acetobacter can be detected by a culture media containing ethanol as carbon source, the acid produce by the bacteria will dissolve the chalk thereby leaving a clear zone around the colony.

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Soil erosion is a process where the top soil layer is washed away because of the effects of water or wind. An agricultural area
abruzzese [7]

Answer:

add plants and trees

Explanation:

they help hold the soil in place because of their roots

8 0
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