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Alecsey [184]
3 years ago
6

Scientists have discovered fossils of the same organisms in many different parts of the world. These fossils provide evidence th

at *
4 points
the continents were once joined together
most life-forms that existed in the past are still present today
most of Earth’s surface was once covered by molten rock
rocks have been transformed from one type to another
Biology
1 answer:
Anika [276]3 years ago
5 0

this is the answer pls mark me as the brainliest

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Which condition is inherited as a dominant allele?
Nady [450]

Answer:

Huntington's disease

Explanation:

becase it is are caused by dominant alleles of a single gene on an autosome. Changes in chromosome number can lead to disorders like Down syndrome.

8 0
2 years ago
A drought causes a wildfire which destroys a forest. Which Earth systems interact during this process? (1 point) Select one: a.
Ne4ueva [31]

<u>Answer:</u>

<em>It is the biosphere and hydrosphere that interact when a drought causes a wildfire that destroys a forest. </em>

<u>Explanation:</u>

Hydrosphere consists of all the water bodies of earth like oceans, seas, rivers, lakes etc.  a drought occurs due to scarcity of water which affects the hydrosphere. The scarcity of water causes plants and trees to dry up and become more prone to catching fire

Biosphere includes all the living organisms of the earth. It includes plants, trees, birds, insects, animals etc. A drought dries up a whole area and a small fire that starts up somewhere in  a forest would then engulf the whole forest.

6 0
3 years ago
What are three types of waves that can transfer energy without going through a medium 
stealth61 [152]
Tranverse
longitudinal
surface
<span>and torsional waves

those are the examples to my knowledge.</span>
5 0
3 years ago
Read 2 more answers
What is the structure of a DNA molecule called?
Sergeeva-Olga [200]

Answer:

Double Helix

Explanation:

It is called the double helix for the signature shape that a DNA strand takes.

7 0
3 years ago
A scientist is examining a pedigree that includes several generations of an organism with XX/XY chromosome sex determination. Wh
REY [17]

The patter of inheritance would support the hypothesis that the trait being studied is a recessive sex- linked trait found on the X chromosome "The trait is mostly expressed in males who have a maternal grandfather with the trait."

Explanation:

A pedigree chart is a illustration that displays the existence and arrival of phenotypes of a specific genetic factor or organism and its families from one group to the next, most usually individuals, show dogs, and race horses. A pedigree chart displays a family tree, and shows the members of the family who are affected by a genetic trait. This chart shows four generations of a family with four individuals who are affected by a form of colorblindness. Circles represent females and squares represent males.

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3 years ago
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