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
KiRa [710]
3 years ago
12

Why does there tend to be more life in the upper portions of aquatic ecosystems?

Biology
1 answer:
LuckyWell [14K]3 years ago
5 0

Answer: Air pollution causes or contributes to acidification of lakes, eutrophication of estuaries and coastal waters, and mercury bioaccumulation in aquatic food webs.

Explanation:

You might be interested in
Complete each sentence below by selecting the type of muscle cell that performs the function described.
Elena-2011 [213]
1 Cardiac muscle cells
2 Smooth muscle cells
3 skeletal muscle cells
5 0
3 years ago
Read 2 more answers
Radish flowers may be red, pink, or white. the part of the radish we eat may be oval or long. a cross between a red-flowered lon
icang [17]
Let's suppose that "long" is the dominant allele and  "oval" is the recessive allele.
let's suppose also that red + white genotype give a pink phenotype
every radish has 2 genotypes for each gene, one from the mother and one from the father

The proportions are: if the radish are homozygotes 
red red; long long  x  white <span>white ;</span> oval oval
red white oval long  ; red white oval long  ; red white oval long  ; red white oval long
We will have 100% of pink - long radish.

A crossmatch from homozygotes species give always a unique phenotype



6 0
3 years ago
2 Points
Viktor [21]

<u>Answer</u>:

A scientist is most likely to use a simulation in a controlled experiment in  order to observe a 1000-year process in one day.

<u>Explanation:</u>

In scientific observation, its carried out in the control environment so as to minimise the effects of the variables besides those independent variable, which also helps in increasing the accuracy of the results. also frequently through comparison between those control environment and other measurements. Through this process data of 1000 years can be studied in very short period of time. And also getting the accurate details. This is also known to be doing multiple experiments at certain period of time.

5 0
3 years ago
A pea plant that has round seeds has the genotype Rr. It is crossed with a pea plant that has wrinkled seeds and the genotype rr
vladimir2022 [97]
Its a 50% chance that the seed will be wrinkled.
3 0
3 years ago
When it was shown that animals could reproduce geometrically but didn't, darwin concluded that?
Semmy [17]
<span>they failed to reach their potential because of the selective action of nature </span>
8 0
4 years ago
Other questions:
  • The table above shows five different types of chromosomal abnormalities that can occur during meiosis. They result in either an
    9·1 answer
  • The energy found in nutrients originates from the
    5·1 answer
  • Which of the following best explains how much activities can directly contribute to landslides
    6·1 answer
  • In general, why might ecologists be concerned when new invasive species arrive in an ecosystem?
    10·1 answer
  • Which is an example of foraging as a benefit of social behavior?
    6·1 answer
  • Explain Ionic and covalent bonding
    6·2 answers
  • Upon examining a crime scene, Investigator Hall finds a few strands of hair with a relatively large amount of follicular tissue
    5·1 answer
  • Red shift
    13·1 answer
  • How is DNA and Protein Synthesis related?
    11·1 answer
  • BEST ANSWER GETS BRAINLIEST!!!!!!!!
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!