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3 years ago

What is the main source of heat energy in earths inner core

1 answer:

3 0

The main source of heat energy in the earth's inner core is radioactive decay, and the radiogenic heat producted by the radiogenic decay of isotopes in the mantle and crsut. I hope this helped

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Turtles and leopards all have four limbs and an amnion. True The common ancestor of lamprey and lancelets had a vertebral column

kramer

Answer:

Explanation:

The objective is to conclude if the statements are true or false based on facts.

1) $\text{ Turtles and leopards all have four limbs and an amnion. }$ True

2) $\text{The common ancestor of lamprey and lancelets had a vertebral column. }$ False

This is because their ancestor is a Chordate who doesn't have a vertebral column but a notochord.

3) True

$\text{Frogs are the sister taxa of turtles and leopards because they are more }$

$\text{related to a common ancestor.}$

4) $\text{Leopards and bass are more closely related than turtles and bass}$ False

This is because the bass is a fish that possess some characteristics traits related to an amphibian (turtle) as compared to a mammal(leopard).

5) $\text{The taxon that shares the most recent common ancestor with frogs is the bass.}$ False

The taxa of turtles share a more common ancestor with frogs compared to bass.

6) $\text{Leopards and lancelets have no common ancestor. }$ False

The common distant ancestor for leopards and lancelets is known as Chordates

4 0

3 years ago

The diagram below shows part of the rock cycle. (s points)

Rufina [12.5K]

Answer:

sedimentary

Explanation:

a sedimentary rock is a layered rock that is formed from compaction, cementation, and recrystallization of sediments. :)

7 0

3 years ago

How do mutations work in dna sequences? I'm so lost

liraira [26]

Answer:

A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations can occur during DNA replication if errors are made and not corrected in time.

6 0

3 years ago

Which statement accurately describes recent population density and shifts in Southeast Asia?

Shkiper50 [21]

Answer:

Indonesia's capital of Jakarta has become a megalopolis.

Explanation:

I took the test

7 0

3 years ago

Read 2 more answers

Embryology concerns the structural changes that occur in an individual from conception through old age. true false

Jlenok [28]

False: Development of gametes and embryos.

Development is a human process in the sense that people, not material factors, drive development. The energy and ambition of those who seek development are the driving forces behind the development. People's consciousness can determine the direction of development.

- Can be a source of employment. - Contribute to national development and promote the economy. - Helps develop infrastructure. - Contribute to the preservation of cultural heritage.

Helps businesses attract and retain top talent, improve productivity, and help businesses generate more profit through learning and development.

learn more about Development here. brainly.com/question/11352260

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7 0

1 year ago