1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
romanna [79]
4 years ago
6

Which statement about the changes in the history of life on Earth is correct? A. The theory of plate tectonics explains why the

early oceans contained more iron than the oceans contain today. B. The first photosynthetic organisms probably caused worldwide extinctions because they put large amounts of dust into the air. C. Geological forces and living organisms have shaped the physical features of the planet. D. The fossil record shows that global temperature changes of only a few degrees have not had much of an impact on living things.
Biology
1 answer:
otez555 [7]4 years ago
6 0

Answer:

C

Explanation:

You might be interested in
What will be the effects if asteroid or comet hits the earth
AURORKA [14]

If the comet were to strike the planet, the impact energy would be about 300 times that of the asteroid collision that was thought to have caused the Cretaceous-Tertiary extinction that killed the dinosaurs about 65 million years ago.

5 0
4 years ago
Please help me. i’m confused and don’t know the answer
Cerrena [4.2K]

Answer: The correct answer is C: decreased use of fossil fuels.

Explanation: The burning of fossil fuels causes the release of CO2 and other harmful substances into the atmosphere. Fossil fuels are fuels that are burnt by power plants and such to generate power.

3 0
4 years ago
Which is the cause of erosion?
lions [1.4K]
I believe flowing water would create erosion because tectonic plate movement and earthquakes are almost the same thing, and liquid rock is basically lava, and that only heats rock, rather than breaking it into smaller pieces, which is what flowing water does.
3 0
3 years ago
If the US modifies techniques for timber management, it is expected that US forests will _______. A. Not be able to meet long te
Leona [35]

hope it helps you

a. not be able to meet long term timber needs.

4 0
2 years ago
Assume that a mutation occurs in the gene responsible for the production of hexosaminidase a, such that only about 50% of the en
zysi [14]

This statement is true.

In the case of autosomal dominant disease, the person is either homozygous (which is very rare) or heterozygous. On the molecular level, either the mutation produced a new deleterious protein for the organism, or the mutation affected an existing protein in the physiological state and that a 50% activity is not enough to compensate for the needs. of the body.

In case of autosomal recessive disease, the sick person is always homozygous. If the two loci each have a different mutant allele, it is called a "composite heterozygote". People with autosomal recessive inheritance disorder have "mandatory heterozygote" parents.

5 0
3 years ago
Other questions:
  • 11. In single-gene traits, natural selection can lead to which of the following?
    11·1 answer
  • Which event occurs during interphone
    6·1 answer
  • Which molecule is a source of energy, a store of energy in the body, and can mix with water?
    6·1 answer
  • What are two ways scientists classify<br> organisms?
    13·1 answer
  • How does studying science help you be a better member in society?
    7·1 answer
  • Which of the following occurrences affects the Earth's water systems?
    8·1 answer
  • Our sun is classified as a: A. Main-sequence star B. Red super giant C. White dwarf D. Spiral galaxy
    7·2 answers
  • Distinguish Is carbon dioxide (CO2) a pure substance or a mixture? Explain
    9·2 answers
  • Which choices are consequences of alcohol use?
    7·1 answer
  • Two pea plants are crossed. Each is heterozygous for height (T = tall, t = dwarf) and purple flowers (P =
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!