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
mojhsa [17]
3 years ago
12

The first step in acquiring scientific knowledge is often ______.

Biology
1 answer:
kifflom [539]3 years ago
4 0
The first step in acquiring scientific knowledge is often:
Observation
You might be interested in
What body systems are damaged by a sprained ankle?
julsineya [31]
Blood vessels, ligaments, muscles, and skin pigment.
8 0
3 years ago
In California, a species of salamanders were geographically separated over time. The group that lived in southern California rel
alex41 [277]

Answer:

It ocurred a selection by allopatric speciation

Explanation:

The allopatric speciation refers to the evolution in which the same specie starts developing different characteristics because of geographic barrers and this characteristics after some time generates two different specie.

It happens because usually according to the environment or the predators, species have to develop different adaptations so they can survive. In this case we have two different types of camouflage adaptations made by the salamanders acording to the conditions so for one specie it is better to camouflage from the predator mean while to the other is better to use lived colors to seem as it is a poisonous animal and in this way avoid the predators.

So you can see the same specie develop different strategies to survive because of a geographic separation, generating an allopatric speciation.

8 0
3 years ago
every living thing needs a set of instructions that are necessary to live and grow. Where are these instructions found?
melamori03 [73]
In the DNA, that is why they are called the building blocks of life.

5 0
4 years ago
In knowledge-based economies, education plays an important role in the lives of citizens and is an important factor in their qua
ELEN [110]

Answer:

B

Explanation:

Just did the assignment and buddy got me wrong

3 0
3 years ago
In the greenhouse effect, far infrared radiation is blank Earth's surface and absorbed and reemitted by blank gases in the atmos
Tom [10]

In the greenhouse effect, far infrared radiation is emitted from the Earth's surface and absorbed and reemitted by some gases in the atmosphere.

These gases have increased in concentration over the past century.

<h3>What is the greenhouse effect?</h3>

The greenhouse effect refers to the effect that occurs due to certain gases present in the atmosphere which serves as blanket by preventing escape of heat from the earth.

Greenhouse gases include most especially carbon dioxide.

In the greenhouse effect, far infrared radiation is emitted from the Earth's surface and absorbed and reemitted by some gases in the atmosphere.

These gases have increased in concentration over the past century.

Learn more about greenhouse effect at: brainly.com/question/17023405

6 0
3 years ago
Other questions:
  • In the cell, which organelles has the function of using oxygen in the break down of glucose releasing energy and carbon dioxide
    10·1 answer
  • Practice 1: Which of the following are the major structures of the nervous system. Check all that apply.
    11·2 answers
  • Which group of organisms perform photosynthesis
    7·2 answers
  • I need help with this
    11·1 answer
  • What is the process of succession?
    13·2 answers
  • Arrange the followings so that they accurately display the anatomical terms from bottom to top in order of the deepest to most s
    9·1 answer
  • Which describes how a centrifuge separates a mixture? It spins a sample to separate based on density. It spins the sample to sep
    10·1 answer
  • An air mass takes on temperature and moisture characteristics of the land
    10·1 answer
  • During the digestion of foods, large molecules are broken down into smaller molecules. For
    13·1 answer
  • Answer to the following questions in complete sentences.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!