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
Zepler [3.9K]
2 years ago
10

What are human sources of excess nutrients (nitrates and phosphates) in streams?

Biology
1 answer:
Margaret [11]2 years ago
4 0
Fertilizer, waste Water ,automobile,exhaust,animal waste
You might be interested in
Tendencies developed through evolutionary history that predispose members of a species to learn some associations more readily t
Alexxandr [17]
Conditioned responses

8 0
3 years ago
Read 2 more answers
What problem does the chromosome number of various organisms present to evolutionists?
SashulF [63]
Chromosome number varies from one organism to another. or example, humans have 46 chromosomes while bacteria have only one chromosome.

The problem associated with the chromosome number of various organisms faced by evolutionists is that with the decrease in the size of an organism, the number of chromosomes also decrease. Thus, it becomes difficult to find and study the chromosomes.
7 0
3 years ago
The Lincoln family has 3 children, 1 girl and 2 boys. What is the probability that their 4th child will be a boy?
goldfiish [28.3K]

Answer:

1/2

Explanation:

You have a 1/2 chance of having a boy and a 1/2 chance of having a girl.

Unless the question specifies whether or not there is a mutation present with the male parent, it is safe to assume there is a 50/50 shot of having a boy or girl.

4 0
3 years ago
Read 2 more answers
Black-bellied seedcrackers have either small beaks (better for eating soft seeds) or large beaks (better for hard seeds). There
uysha [10]
<h2>Disruptive Selection.</h2>

Explanation:

  • Disruptive selection is also known as Diversifying selection.
  • Disruptive selection helps in determining the changes which is seen in population genetics,
  • The disruptive selection favours those individuals which have the smallest and largest values of the trait or characteristics.
  • These individuals possess the highest fitness.
  • The individuals which have an intermediate values have lower fitness.
  • The example of Disruptive selection is seen in Male lazuli buntings Feather colour which is also kown as Passerina amoena.
  • Passerina amoena is a bird species which is native to North America.

6 0
3 years ago
Ocean currents are caused by
son4ous [18]
They are caused by wind
7 0
4 years ago
Other questions:
  • Samuel ate some vegetable soup. What process is at work to allow Samuel to break down the soup so that his body will be
    13·1 answer
  • What process takes place in chloroplasts?
    5·2 answers
  • 2 examples of gene flow
    7·1 answer
  • Nerve impulse describes:
    15·1 answer
  • Muscles can only contract and relax. How is it possible for you to move in so many different ways? How do muscles allow for loco
    6·1 answer
  • Identify the fungus type pictured below. (2 points)
    11·1 answer
  • What would be the temperature of a pot of water if you continue heating it for 10 minutes after it had already started boiling
    10·2 answers
  • A tropical storm turns into a hurricane when wind speeds reach _____.
    14·2 answers
  • Please help grades are due today
    9·1 answer
  • How Does The Nervous System Work With Other Systems?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!