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
Bezzdna [24]
3 years ago
14

Which is the best definition for directional selection

Biology
2 answers:
kotegsom [21]3 years ago
6 0
It is a mode of natural selection where an extreme phenotype is favored by the other phenotypes  causing the allele frequency to  shift over time in the direction of that phenotype
postnew [5]3 years ago
3 0

Answer:B- a process by which one of the extreme variations of a trait is favored.

Explanation:

You might be interested in
If a food product contained fatty acids and glycerol molecules but no triglycerides, could it be advertised as fat free? Explain
masha68 [24]
Fatty acids aren't pure fat and same for glycerol molecules. You may not be consuming straight fat, but things that create fat in your system.
8 0
3 years ago
Why are chloroplasts absent in epidermal cells ?
const2013 [10]
<em>the function of epidermis is to protect the leaf
make it air tight 
prevent water loss as it is waxy
also it is transparent and allows all light to enter...
   chloroplast is required for carrying out process of photosynthesis...
    as epidermis is not specialized to carry out photosynthesis... so it does not have any chloroplast...</em>
6 0
3 years ago
Read 2 more answers
which of the following is not an abiotic factor in the prairie ecosystem a water b sunlight c grass d soil​
Lapatulllka [165]

Answer:

Grass

Explanation:

Biotic means living. There are some obvious abiotic factors here. The only gray area is what "soil" encompasses

grass-Biotic means living, all of the other choices are not living, and would therefore be abiotic factors

This is because it is a living thing (performs photosynthesis and cellular respiration).

Biotic means living, all of the other choices are not living, and would therefore be abiotic factors

5 0
3 years ago
Photosynthesis and cellular respiration<br>help¡!!!​
Sedbober [7]

Answer: I wish that I could help you, but I don't know what the assignment is and what exactly am I supposed to put in the chart?

5 0
3 years ago
The ability of an animal to maintain a stable internal environment is called .
Art [367]
The ability of an animal to maintain a stable internal environment is called homeostasis
5 0
3 years ago
Read 2 more answers
Other questions:
  • How are AIDS and HIV related?
    9·2 answers
  • What is the correct answer for number 7 ? Explain why please !!
    10·1 answer
  • Maribel places her backpack and lunch bag on a lab table where there are lab materials. What is the safest way for Maribel to ar
    9·1 answer
  • What best describes a carbohydrate?
    6·1 answer
  • What acid is found in our stomachs?
    15·2 answers
  • The final fate of electrons in the electron transport chain is combining with _____ to form _____. hydrogen, ATP carbon, carbon
    8·1 answer
  • Rutherford propose that atoms have positive nuclei. Which statement correctly describes the nucleus of an atom?
    14·1 answer
  • What is the primary function of the skeletal muscle?
    12·1 answer
  • What protective body structuresp dose a starfish possess<br>​
    7·1 answer
  • A student investigates the effect of temperature on gas production in yeast. The student uses this apparatus to count the number
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!