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
Marysya12 [62]
3 years ago
6

19. What are Darwin's four main ideas of natural selection?

Biology
1 answer:
vichka [17]3 years ago
7 0
<span>More individuals are produced each generation that can survive.

Phenotypic variation exists among individuals and the variation is heritable.

Those individuals with heritable traits better suited to the environment will survive.
<span>
When reproductive isolation occurs new species will form.</span></span>
You might be interested in
What identifies the main purpose of biological taxonomy?
joja [24]
<span>c) use a systematic method to name, organize, and show relationships among species.

Hope this helps!

-Payshence xoxo</span>
7 0
3 years ago
Read 2 more answers
Which of the following strategies can reduce urban sprawl?
Darya [45]

Explanation:

Therefore, people move away to low density areas to have more space. Hence to decrease the urban sprawl creating a green belt will be a feasible option.

6 0
2 years ago
The fundamental excitable cell in the nervous system is the _____. see concept 49.1 (page 1084)
Illusion [34]

Neuron 

Neuron can be defined as excitable cell that usually carries, processes and transmit impulses or electrical signals. Thus, they are known to be basic unit of the nervous system which includes the spinal cord and brain. However, the signals between s neurons occur via certain connections called synapses.

8 0
2 years ago
An _______________ is composed of two or more tissues types, whereas ____________ are microscopic structures in a cell.
Lorico [155]

Answer:

The correct answer is- Organ, organelles

Explanation:

Cells comes together and make tissue and different tissue organized to form an organ. So organs are made up of a group of two or more tissue type which perform specific function in an organism. For example, the heart pumps the blood, kidney which filters the blood.

Organelle are microscopic structures in the cell for example nucleus, Golgi, endoplasmic reticulum. Each organelle performs a specific function like organs. Eukaryotes have membrane-bound organelles and prokaryotes lack membrane-bound organelles. Therefore the correct answer is organs and organelle.

4 0
3 years ago
Analysis of a blood sample from a fasting individual who had not eaten for 24 hours would be expected to reveal high levels of _
saw5 [17]

Answer:

Glucose

Explanation:

As since no other foods are found such as carbs the body breaks down the stored glycogen to produce glucose.

If you want to know the process of how the glucose is made pls comment.

7 0
3 years ago
Other questions:
  • What is the igneous rock
    14·2 answers
  • The uppermost zone in lakes and ponds, which is close to the shore and rich in nutrients is called the _______.
    8·1 answer
  • During the final stage of cellular respiration, 36 molecules of ATP are produced as proteins embedded in the membrane move hydro
    11·2 answers
  • Help !!A student examines a picture of an important biological molecule in a textbook and writes four statements about the molec
    6·1 answer
  • Which of the following is not a nutrient needed by the body?
    14·1 answer
  • Un grupo de celula se llama organo<br>verdadero o falso?<br>​
    7·1 answer
  • Chromium deficient animals show a decrease glucose tolerance.
    14·1 answer
  • What are the differences between three types of inertia?
    12·1 answer
  • Which would best explain why one red blood cell hemolyzes more quickly than another?
    11·1 answer
  • What is the name of the new island off Iceland that has begun succession since 1963?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!