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
REY [17]
3 years ago
10

How do we gain scientific knowledge?

Biology
1 answer:
enyata [817]3 years ago
7 0

Answer:

B

Explanation:

results don't always support a hypothesis in an experiment

success in an experiment doesn't necessarily represent your grade

a good experiment will achieve the same results when repeated

You might be interested in
They ____ to stimuli.
vova2212 [387]

Answer:

response to stimuli

explanation:

In physiology, a stimulus is a detectable change in the physical or chemical structure of an organism's internal or external environment.

4 0
3 years ago
The first outward sign of puberty in a typical girl is _____. an increase in weight the development of muscular strength a spurt
Luba_88 [7]
The correct option is: THE ONSET OF NIPPLE GROWTH.
Puberty stage is the stage at which the chemical process which are occurring in a child's body activate the sexual capacity of that child. The signs of puberty in girls include: breast development, skin and hair changes, growth of hair in some part of the body, body growth, etc.
4 0
3 years ago
Define heterozygous and provide and example
valentinak56 [21]

Definition:

Having two different alleles of a particular gene or genes.

(an Allele is a variant form of a gene.)

Simplification:

If the organism has one copy of two different alleles, it is heterozygous.

Eg: T and t

<em> </em><em> </em><em> </em><em> </em><em> </em><em>(</em><em>T</em><em> </em><em>for </em><em>tall</em><em> </em><em>and</em><em> </em><em>t</em><em> </em><em>for</em><em> </em><em>short</em><em>)</em>

Example:

<u><em>Pea</em><em> </em><em>Plants</em></u>

Pea plants can have red flowers and either be homozygous dominant (red-red), or heterozygous (red-white). If they have white flowers, then they are homozygous recessive (white-white). Carriers are always heterozygous.

7 0
4 years ago
The body loses approximately 5-6 pints of water a day through sweat, urine, and exhalation.
Stells [14]
The answer is a. True

The body loses water in the first place through kidneys in the form of urine. A less is lost through evaporation from a skin, as a sweat, or through exhalation, by breathing out water vapor. In some cases, such as intensive exercise or hot weather, increased amount of water can be lost through sweat.
7 0
4 years ago
BLANK transport moves substances from an area of high concentration to an area of low concentration.
Mkey [24]

Answer:

The answer is Diffusion .

Explanation:

Diffusion is a net movement of molecules from a region of high concentration to a region of low concentration down a concentration gradient.

7 0
3 years ago
Read 2 more answers
Other questions:
  • Without___, a species is not able to survive
    14·2 answers
  • What three factors determine the angoe of isolation
    14·1 answer
  • How many first-level consumers are in the food web below? *
    6·1 answer
  • Which statement describes a Disadvantage of non renewable resources?
    5·1 answer
  • Please help fast
    10·2 answers
  • hormones released during puberty lead to increased height in humans. what to systems interact to cause increase in height
    10·2 answers
  • In the dry and hilly region of southeast Utah, many fossil remains have been uncovered. Trilobite casts, petrified bones of alli
    6·1 answer
  • White spotting, or piebald trait, characterized by an absence of hair pigment in specific places, is caused by mutant copies of
    14·2 answers
  • PLEASEEE HELPPPPP!!!!!!!
    13·1 answer
  • Earth is composed of which of the following spheres?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!