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
MrRissso [65]
4 years ago
14

It is estimated that humans lost their body hair______ years ago.

Biology
2 answers:
snow_tiger [21]4 years ago
8 0

Answer:

The answer is A. Scientists believe it was 500,000 years ago.

ruslelena [56]4 years ago
6 0
The answer is A 500,000
You might be interested in
The example of dying coral reefs illustrates that
Alexus [3.1K]

Answer:

D

Explanation:

You can immediately eliminate B and C. So between A and D, D is the best answer.

5 0
3 years ago
How does blood plasma affect the way blood reacts when different blood types are mixed
Artyom0805 [142]
an ABO incompatibility reaction, your immune system attacks the new blood cells and destroys them. If you have type AB blood, you have both A and B antigens. This means you're a universal recipient and you can receive any type of blood. ... The two samples of blood are then mixed and watched for a reaction.
7 0
3 years ago
Read 2 more answers
Which statement explains what aerobes use oxygen to do?
77julia77 [94]

Answer:

Out of the 4 options provided for the give question, the correct option is Option d.) to oxidize organic compounds for the release of energy and as a terminal electron acceptor.

Explanation:

This can be explained as Aerobes make use of oxygen for their growth and survival.

In cellular respiration, these are used for oxidation of substrate such as fats, sugar, etc in order to generate energy which is generated in the form of chemical compound Adenosin Tri Phosphate(ATP)

In transport system of electrons, electron movement results in proton pumping for the generation of ATP. This process requires oxygen as aerobes makes use of oxygen as electron acceptor ion in the ET(Electron Transport) system

8 0
3 years ago
Why are cells considered the basic unit of a living thing?
tatyana61 [14]
Because everything living starts with a cell
8 0
3 years ago
ATPase changes _____________to________________
kumpel [21]

ATPase changes ATP to ADP.

<u>Explanation:</u>

Transmembrane ATPases ctaalyses the import of metabolites essential for cell metabolism and export of waste products and excess solutes.sodium-potassium ATPase and Hydrogen-potassium ATPase are examples of transmembrane ATPases.

Na+/k+/ATPase is crucial in maintain cell membrane potential H+/K+/ATPase is important in acidifying the contents of the stomach. There are five different types of ATPase.

They are F-ATPase, V-ATPases, A-ATPases, P-ATPases and E-ATPases are the five types. F-ATPases is found in mitochondria and chloroplasts while V-ATPase is found in eukaryotic vacuoles.

6 0
3 years ago
Other questions:
  • A lizard lives in a desert. Which would be an adapation for this lizard?​
    9·1 answer
  • Advantage of multicellular organisms
    9·1 answer
  • Give three examples of a stimulus and a possible response in humans
    14·2 answers
  • The process by which food is broken down into absorbable components is called
    13·1 answer
  • How many membrane layers cover the nucleus?
    12·2 answers
  • Where do each of these three major steps take place for eukaryotes?
    10·1 answer
  • Humans and chimpanzees share roughly how much DNA?
    8·2 answers
  • What kind of rock is it this? Sedimentary, Igneous, or Metamorphic?
    8·2 answers
  • Following animals are also known as ruminant animals:<br><br> A) Bovines B) worms C) Humans D) cats
    5·1 answer
  • 06.06 Sustainable Model Worksheet
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!