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
aleksandr82 [10.1K]
4 years ago
9

In a simulation they prepared the enzyme disgestion reaction in 4 tubes A+,A-,K+ and K- .what is the difference between the + an

d -
Biology
1 answer:
Reika [66]4 years ago
8 0

Answer:

i nb u ksbhsjhs shhsbsb nsksb s

You might be interested in
Please help me it’s overdue by a week
JulsSmile [24]

Answer:

the front

Explanation:

think of storms or rain you look for Sharp temperature changes over a relatively short distance.

Change in moisture content.

Rapid shifts in wind direction.

Pressure changes.

Clouds and precipitation patterns.

and people on the weather channel usually talk about cold or warm fronts

3 0
3 years ago
Read 2 more answers
Some members of the royal family in great britain had hemoplilia, a recessive sex linked bleeding disorder which of the followin
dmitriy555 [2]
A C - only male expressed the disorder and only females carried the disease. This is typical of a special type of diseases where only females are and can be carriers and only men can and are affected. There aren't many diseases like this but they do exist. 
8 0
3 years ago
What was Dr. Willem Johan Kolff’s first step in using the scientific process to invent the hemodialysis machine?
Kay [80]
The correct answer is B.
7 0
3 years ago
Read 2 more answers
Example of adaptation
svetoff [14.1K]

Answer:

Migration

Explanation:

Birds have adapted to the changes in temperature (over generations) and know to migrate when necessary

8 0
3 years ago
You are monitoring Birch Lake,
scoray [572]

A. Snails and crayfish would not survive in Birch Lake at a pH of 6.2.

B. Once they die out, the walleye will disappear as well.

4 0
3 years ago
Other questions:
  • What characteristics or exhibits during at least one stage of life
    9·1 answer
  • Early twentieth century Russia was in great turmoil as the Bolshevik Revolution ended 300 years of monarchical rule. Tsar Nichol
    7·1 answer
  • When a moss spore lands on an appropriate site, it germinates into the first stage of the gametophyte called a(n)?
    13·1 answer
  • Which of the following is not apart of cell theory
    7·1 answer
  • Which of the following elements is required for growth and development and is in our DNA? *
    15·1 answer
  • The non-living components of an ecosystem are factors.
    6·1 answer
  • What is the effect of low precipitation in the Southwest region?
    10·2 answers
  • Draw A Punnett Square For Qq and QQ . Explain What The Punnett Square Represents. ​
    15·2 answers
  • What is reactants bla bla bla
    7·1 answer
  • 41) a particular triplet of bases in the template strand of dna is 5' agt 3'. the corresponding codon for the mrna transcribed i
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!