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
kati45 [8]
3 years ago
5

How many species of organisms are estimated to inhabit the Earth

Biology
2 answers:
tatiyna3 years ago
6 0

Answer:

8.7 million

Explanation:

About 8.7 million (give or take 1.3 million) is the new, estimated total number of species on Earth -- the most precise calculation ever offered -- with 6.5 million species on land and 2.2 million in oceans.

timofeeve [1]3 years ago
4 0

Answer:

8.7 million

Explanation:

its the estimated value there isn't much more to explain

You might be interested in
How are atoms in molecules being rearranged into different molecules?
saul85 [17]
In a chemical reaction, the atoms and molecules that interact with each other are called reactants. ... No new atoms are created, and no atoms are destroyed. In a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.

Hope this helps!

Have a great day!
7 0
2 years ago
Why you do sometimes shiver when you're cold?
Anuta_ua [19.1K]
When you shiver, that's actually how you help yourself stay warm! It's your immediate instinct reaction to do so when you're cold, so there will be more heat produced, and they occur by your muscles moving. =)
4 0
3 years ago
What is the equation for cellular respiration in word and chemical symbols
Anit [1.1K]
T<span>he </span>formula for cellular respiration<span> is glucose plus oxygen yields carbon dioxide, water and ATP, written as C6H12O6 + 6O2 --> 6H2O + 6CO2 + ATP.</span>
3 0
3 years ago
Can natural selection cause mutations? Why or why not?
bulgar [2K]
I believe the answer is A!
3 0
3 years ago
Assume that male sticklebacks (a type of fish) that aggressively guard their nests are exposed to pollutants that mimic the fema
Romashka-Z-Leto [24]

Out of the following given choices;

               

<span>A.      </span>cause their nest-guarding activity to drop

<span>B.      </span>change male characteristics to female characteristics

<span>C.      </span>disrupt the estrogen receptors

<span>D.      </span>cause the males to become even more aggressive

 

The answer is A. The males would begin to search for the females for mating and hence reduce their guard of the nests. This would result in easy access of the nests to enemies and predators of  fish eggs and fingerlings.






3 0
3 years ago
Other questions:
  • How do sebaceous glands protect the skin normally
    5·1 answer
  • 2. Which of the following statements is true of persuasive messages?
    13·2 answers
  • How does waste filtered by kidneys leave the body?
    6·2 answers
  • When an animal cell is placed in a hypotonic solution, _____.
    12·1 answer
  • S the practice of manipulating the genes of offspring through either breeding or genetic alteration.
    13·1 answer
  • Hypothesize about how the seeds may be brought to their suitable habitat for germination?
    7·1 answer
  • What is thought to have caused the mass extinction at the end of the Cretaceous Period?
    8·1 answer
  • The pH scale indicates
    8·1 answer
  • An organism benefits from organ systems that work together and
    9·1 answer
  • Will someone please help me?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!