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Dafna11 [192]
3 years ago
11

Why must the use of pesticides be carefully controlled?

Biology
2 answers:
USPshnik [31]3 years ago
6 0
Because if to much is used the extra pesticide will run get picked up by the water the next time it rains and the run off will go into the rivers and streams and harm the animals that live and drink from the streams and rivers
lara [203]3 years ago
3 0
Some pesticides are very harmful to people.
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Commotio cordis is heart failure due to a ________.
spin [16.1K]
It is due to agitation of the heart. This is the result of a blow in the area directly over the heart.
3 0
3 years ago
In each of the scenarios, an individual heterozygous for the indicated gene or genes is crossed with an identical heterozygous i
seraphim [82]

Answer:

Explanation:

Scenario 2: R is codominant with r.

Scenario 3: R and S are completely dominant to rand s, respectively; R and S are linked by 15 m.u. and do not interact with each other.

Scenario 4: Genes R and S perform the same function; R and S are completely dominant to r and s, respectively; and R and S are unlinked.

Scenario 5: R and S are completely dominant to r and s, respectively; R and S are linked by 10 m.u. and show dominant epistasis.

6 0
3 years ago
Reglamento de voley ¿Que está permitido hacer por encima de la red y que está permitido por debajo? "no es de biologia realement
vladimir1956 [14]

Answer:

The ball may be hit above the net and the player's hand hitting the ball may pass to the opponent's side but WITHOUT touching the net.

On the other hand, underneath the net the ball cannot pass, nor can it go to the opponent's court, the bottom of the net is disabled for the game or ball pass.

Explanation:

In volleyball, the net must not be touched, the net must not be dropped and the ball must always pass over it in order for the score to be considered in the game, otherwise, if some of the situations are written, the players will be disqualified. points or they will not be considered

4 0
3 years ago
The cell membrane is composed of a phospholipid bilayer with embedded ________
klio [65]

Composed of a phospholipid bilayer with embedded proteins, the plasma membrane is selectively permeable to ions and organic molecules and regulates the movement of substances in and out of cells.

4 0
3 years ago
Is diffusion the only way materials can enter the cell? Explain.
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Of course not! There's lots of ways materials can enter. It also depends on the cell; whether it has cell wall and cell membrane or only cell membrane.

Besides diffusion, there's also osmosis and active transport.

If the cell has only cell membrane, it means it's partially permeable, which means osmosis can happen.

*hope this helps :)
5 0
3 years ago
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