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ValentinkaMS [17]
4 years ago
14

An important characteristic of the earliest permanent human settlements was that _____.

Biology
1 answer:
alex41 [277]4 years ago
3 0

Answer: Gathered food was stored

Explanation: An important characteristic of the earliest permanent human settlements was that gathered food was stored. This allowed the settlements to survive better through harsh times, such as the winter. Also, by storing food less, hunters were needed for the settlement, and individuals began to focus and learn other trades to advance with civilization.

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What makes a fossil an index fossil ?
Masja [62]

Answer:

An index fossil is a fossil used to determine the age of the sediments in which it is found. When quickly approximating the age of new finds, an archaeologist looks at the rocks in which it is buried, as those sediments would have been on the surface at the time of the death of the pre-historic creature.

hope this helps

5 0
3 years ago
Read 2 more answers
Which structure best shows that eukaryotes have functions different from prokaryotes?
natulia [17]
<span>The nucleus best shows that eukaryotes and prokaryotes have different functions.</span>
7 0
3 years ago
When crude oil is distilled, it is separated into categories. What are those categories characterized by?
goldfiish [28.3K]

Answer:

Differences in their boiling points

Explanation:

When crude oil is distilled and separated into categories, the categories are characterized by the differences in their boiling points.

At different boiling points, each of the fraction will separate out.

  • Crude oil is made up of different fractions of hydrocarbons.
  • As the chain length of the hydrocarbon increases, the volatility reduces and boiling point increases.
  • Components with short carbon lengths rises out from the column first and are cooled and extracted.
  • The categories are thereby, classified based on differences in their boiling points.
6 0
3 years ago
Binding of ________________ to receptors (ligand-gated) on the sarcolemma at the neuromuscular junction is vital for depolarizat
kifflom [539]

Answer:

Binding of   <u>ACh (acetylcholine)  </u>  to receptors (ligand-gated) on the sarcolemma at the neuromuscular junction is vital for depolarization of the muscle fiber.

Explanation:

It allows acetylcholine to be released into this synapse when an action potential hits a neuromuscular junction. Acetylcholine attaches to the nicotinic receptors localized on the post-synaptic membrane of the muscle fibre's motor end plate, a specialized region.

Hence , the answer is  <u>ACh (acetylcholine) .</u>

8 0
3 years ago
What is not true concerning the flow of energy through an ecosystem
Tema [17]

A lot of the energy from photosynthesis flows out as heat.

^answer

When energy is being transported or flowed through the ecosystem most of the heat is lost.

Hope this helps!

4 0
3 years ago
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