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
liubo4ka [24]
3 years ago
6

Which observations did Darwin make?

Biology
1 answer:
12345 [234]3 years ago
7 0

Answer:

Heritable variations exist in each population.

Each species seems suited for its particular environment.

A population has more individuals than can be supported by the environment.

Explanation:

You might be interested in
Cell cycle checkpoints are an important feature of a dividing cell to reduce errors that can occur in various stages of the cell
saveliy_v [14]

Loss of Rb, an important part of the G1-S transition checkpoint, can result in uncontrolled cell cycle progression and cancer. All of the following would mimic loss of Rb except constitutively active Ras GTPase activating protein. Correct answer: letter E.

Constitutively active Ras GTPase activating protein would not mimic loss of Rb, because it would not directly result in uncontrolled cell cycle progression.

<h3>What is Retinoblastoma (RB)?</h3>

Rb is an important tumor suppressor protein that works to inhibit cell cycle progression by preventing the activation of E2F transcription factors. Constitutively active Ras GTPase activating protein would not directly interfere with the Rb-E2F pathway, which is necessary for uncontrolled cell cycle progression and cancer.

Learn more about the cell cycle:

brainly.com/question/2457509

#SPJ4

4 0
11 months ago
50 pts(FLVS) what is an experiment that tests and examines one of water's properties (with experiment) assesment 2.01
Arisa [49]
You can use refraction which is the bending of light through a transparent material. Also the freezing and boiling points of water. One last one is the Cartesian five experiment, this shows the density of water. Hope this helped.
6 0
3 years ago
The sharp reduction of numbers of a population and with it the gene pool through a severe epidemic is an example of :
Mademuasel [1]

Answer: <em>The Bottleneck Effect</em>

Explanation:

A Bottleneck effect is the sharp reduction of numbers of a population through environmental effects or human activity. It causes a loss of the genetic pool and its variety; genetic variation lowers and increases with time as random mutations occur.  

3 0
3 years ago
A pure culture in the exponential growth phase has a bacterial concentration of 6.4 x 108 cells/ml. If the bacterium has a gener
finlep [7]

Answer:

856

Explanation:

5 0
2 years ago
Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in
VladimirAG [237]
Oxygen is transported 
5 0
3 years ago
Other questions:
  • 01.03]Which of the following statements about science is true? Science is built on opinions and assumptions. Science is tested b
    12·2 answers
  • In permanent tissues. <br>The cells are living or the cells are dead?
    13·1 answer
  • You ingest 20 cells of Salmonella. This bacterium has a doubling time of 30 minutes. After 4 hours, how many of these bacteria w
    12·2 answers
  • The _____ sits below the stage and varies the field for viewing the specimen.
    6·1 answer
  • The teacher will punish him change voice ​
    13·2 answers
  • When a person with type O blood donates to whom can the blood be given
    9·2 answers
  • Explain the process of sedimentation.
    15·1 answer
  • HELPPPPP due toDAYY!! WIll give brainliest and LOTS OF points...answer if u know the answers. Answer and send to me. IF YOU FAKE
    6·1 answer
  • Paleontologists examine fossils embedded in sedimentary rock to help trace the history of animals that exist today and animals t
    15·1 answer
  • How can we reduce the amount of waste by home?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!