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
nignag [31]
3 years ago
14

What reason led kary mullis to dearch for a dna polymerase enzyme?

Biology
1 answer:
ElenaW [278]3 years ago
8 0
<span>The need for a polymerase that wouldn't denature at high temperature. Obviously, organisms that live in hot springs and the like will have adapted enzymes that can survive at these temperatures.</span>
You might be interested in
A second action potential cannot be generated until ________.
Bingel [31]

Answer:

"Action potential is a rapid rise and subsequent fall in voltage or membrane potential across a cellular membrane with a characteristic pattern."

It is the mode through which a neuron transports electrical signals.

Explanation:

  • Option - (a) is the best choice to choose from,
  • <u>The refractory period :</u>

A second action potential cannot occur until the membrane has recovered or reestablished, this is the refractory period. The absolute refractory period coincides with inactivation of voltage-gated sodium channels which makes it impossible to generate another nerve impulse.

5 0
3 years ago
The classification of algae in taxonomic groups remains a topic of some debate. The classic approach to classification focused o
svp [43]

Answer:Phaeophyta--Described as "hairy" in appearance produce alginic acid, which can be used as a thickening agent.

Rhodophyta ;are utilized commercially to produce carrageenan and can photosynthesize at depths greater than 10 meters

Chlorophyta;Considered the progenitor of land plants, have 18S rRNA sequences comparable to plants

Chrysophyta;The is a diverse group that includes the diatoms, a major component of phytoplankton

Explanation:algae are a diverse group of organisms with majority of them living in water and a few on land. They are green and contains chlorophyll.they also contains phycobillins pigments.

Chlorophyta are green algae that exist in water habitat an example is Chlamydomanas reinhardi.they have similar structures with higher plants such as chlorophyll, cellulose cell wall and stores food as starch.

The chrysophyta includes diatoms.diatoms have a cell wall composed of pectin and deposits of silica. They may occur in large deposit as diatomaceous earth.

Phaeophyta--are brown algae. An example is sea weed they are found in deeper ocean waters. Sea weed has a thallus which branches into a basal holdfast that aids attachment to rocks.their blade allows the plant to float

Rhodophyta are algae which are sometimes Unicellular in form they have a characteristic red color due to the presence of phycoerythrin along with phycocyanin, chlorophyll.they are used as source of algar for microorganism culture.

7 0
3 years ago
When a female bird prefers to reproduce with males that have longer tail feathers, this is called?
Marianna [84]
Sexuality selection?
<span>Sexual selection in birds concerns how birds have evolved a variety of mating behaviors, so this could be your answer.</span>

6 0
3 years ago
Which graph should be used to represent the
Setler [38]

Answer:

line graph

Explanation:

because a human body is straight up which is a line

4 0
3 years ago
Read 2 more answers
What is a point mutation?
Furkat [3]

Explanation:

A point mutation or substitution is a genetic mutation where a single nucleotide base is changed, inserted or deleted from a DNA or RNA sequence of an organism's genome.

5 0
3 years ago
Read 2 more answers
Other questions:
  • Describe about development of flat bone.
    13·2 answers
  • Metallic ions or cations are __________ charged ions. positively negatively neutrally
    13·2 answers
  • The individuality of an organism is determined by the organism's
    10·2 answers
  • Identify and briefly describe two ecosystems in your community that are beyond your schoolyard. For each of these ecosystems, li
    6·1 answer
  • A cell must expend energy to transport substance using
    10·1 answer
  • Can you Describe the three parts of an ATP mmolecule?
    6·1 answer
  • What biological process allows humans to maintain high body temperature?
    5·2 answers
  • The following includes the steps that should be taken when blood is found at a crime scene EXCEPT
    9·1 answer
  • Which statement about a catalyst is correct?
    5·1 answer
  • What sorts of adaptations do prey have for avoiding predators?.
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!