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
lidiya [134]
3 years ago
15

Which of these would not be a VALID scientific theory?

Biology
2 answers:
vesna_86 [32]3 years ago
8 0
<span>B Humans originated on earth from outer space.

Keep in mind on questions like this that the Key word is NOT. </span>
Gelneren [198K]3 years ago
5 0
It is definetly B) ......
You might be interested in
The study of psychoneuroimmunology suggests that when a stressful situation is encountered, several biological reactions occur,
zhenek [66]

Answer: d) lightheadedness or unconscious episodes.

Explanation:

There are several ways the body responds to stress but one method used by psychologists to measure this response is Hans Selye's general adaptation syndrome. This occurs in 3 stages:

1. The alarm reaction. This occurs when the stressor is first presented resulting in the RELEASE OF HORMONES from the adrenal gland into the blood stream. The hormone in turn cause sympathetic nervous system activation and increase energy levels, INCREASE RESPIRATION, increase muscle tension, reduce sensitivity to pain, slow down the digestive system, and cause a RISE IN BLOOD PRESSURE.

2. The stage of resistance- this occurs till the stress is removed.

3. The stage of exhaustion

7 0
3 years ago
Read 2 more answers
Which of the following would have resulted from the functions of prokaryotes on early earth?
Vitek1552 [10]
Not sure what the following is, but I think it could be less carbon in the soil 

3 0
3 years ago
Read 2 more answers
What are the different kinds of amino acids
Sever21 [200]

Valine, Leucine & Isoleucine

Alanine

Arginine

Glutamine

Lysine

Aspartic acid

Glutamic Acid

Proline

Cysteine

Threonine

Methionine

Histidine

Phenylalanine

Tyrosine

Tryptophan

Asparagine

Glycine

Serine



3 0
3 years ago
Read 2 more answers
Once set up, solar energy is inexpensive to convert to a useful form, for every day use.
timama [110]

Answer:

Hey there!

The answer is true, making solar energy one of the most cost effective sources of energy.

Let me know if you need more help :)

3 0
3 years ago
What is a star apple?
Nana76 [90]

Answer:

Ooh! Great Question, This is an incredibly yummy fruit which is an edible purple fruit with a star-shaped cross section. Looks good!

8 0
1 year ago
Other questions:
  • What is ovulation ? On apex
    10·2 answers
  • What is the most superficial layer of the skin that covers almost the entire body and protects deeper layers of skin?
    8·2 answers
  • What is the medical term for a specific protein evoked by an antigen?
    11·1 answer
  • Genes that primarily controlled all the DNA’s shaping and forming of an organism:
    14·1 answer
  • Describe how parent cells become two daughter cells
    11·1 answer
  • J. J. Thomson’s experiment disproved the theory that an atom
    11·2 answers
  • Why do you think the Staghorn coral's skeleton is so lightweight?​
    9·1 answer
  • I'LL MARK BRAINEIST I NEED HELP ASAP
    13·2 answers
  • The periosteum is secured to the underlying bone by ________.
    14·1 answer
  • Which statement best describes energy release in cellular respiration? (1 point)
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!