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
OLga [1]
3 years ago
15

Can u help me please

Biology
1 answer:
svlad2 [7]3 years ago
7 0

Answer:

a. Organism B is most closely related to organism A because the percentage of DNA similarity is 97%

b. Organism D and Organism  A are the least closely related with a DNA similarity of 50%

c. Organism A and Organism  B most likely share a common ancestor because there DNA is alomst identical leaving you to beleive that they are closly related.

You might be interested in
Takes blood away from the heart<br> a. artery <br> b. capillary<br> c. vein
ICE Princess25 [194]

Answer:

a) Artery

Explanation:

Arteries, beginning with the aorta extending to smaller branches, carry oxygenated blood away from the heart to tissues supplying them with oxygen.

8 0
3 years ago
A "mystery molecule" was isolated in a laboratory and scientists found that the molecule readily crossed artificial membranes. W
Arlecino [84]

<u>Answer</u>:       D. calcium chloride

<em>Calcium chloride molecules can be ruled out as the mystery molecule</em>

<u>Explanation:</u>

<em>Artificial membranes are also called as the synthetic membranes.</em> It is created synthetically for the <em>special separation purpose in the laboratory. </em>

It is used to separate large molecules like <em>solid particles and big biological molecules like protein, DNA. </em>

They are produced from organic materials. <em>Calcium chloride contains the chloride ion and calcium ion,</em> as the chloride ion easily passes the artificial membrane so we can term <em>calcium chloride as the mystery membrane that passes the artificial membrane easily.</em>

5 0
2 years ago
Compare and contrast the infection of a bacterial cell by a lytic bacteriophage with the infection of an animal cell by a retrov
NARA [144]
Yes, Some Have The Same Body Cells Some Have Different Body Cells.
3 0
3 years ago
How many liters will 36 glasses hold
polet [3.4K]
36 glasses is 27 Liters; 8 ounce glass= 1/4 of a liter
4 0
2 years ago
Compare the number of pollen grains in each flower with the number of ovules. why do you think there is a difference?
ra1l [238]
<span>The role of the pollen is for the sperm to reach the egg. In the process of transportation, a lot of pollen grains can get lost and therefore there is greater need for it to be more than the ovules, since the eggs do not have to be transported anywhere. </span>
6 0
3 years ago
Other questions:
  • LEASE PLEASE PLEASE HELP I SUCK AT SCIENCE :(
    7·2 answers
  • When using a​ bag-mask device, the proper ventilation rate for a child with a pulse​ is:?
    14·1 answer
  • Peptides can be separated according to their charges. indicate which peptides would elute last from a cation exchange column and
    11·1 answer
  • Requires energy input by the cell
    5·1 answer
  • Water that is returned to the environment after secondary treatment is known as _____.
    11·2 answers
  • The most direct effect of severing the corpus callosum would be that
    8·1 answer
  • Explain how fluctuations in abiotic cycles can influence populations
    15·2 answers
  • The graph shows the speed of a car during a trip along the highway. What can you say, in general, about the speed of the car?
    14·2 answers
  • A ship sonar detects an echo 1.6s after it sends the pluse.The speed of sound in water in 1500mls work out how deep the water is
    15·1 answer
  • Which statements always apply to the process of diffusion? Check all that apply.
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!