A marine ecosystem is represented below. What is lost (x) to the environment at each of the trophic levels of this ecosystem?*
Tog
carnivores
Shari
3rd-level
carnivores
olphinnatross
5
SON
2nd-level
carnivores
Decomposers
1st-level
carnivorous
consumers
vene stages de
Jutih, crustaceans and
Herbivorous
consumers
OL
20 tankton and cle
Primary
producers
Sunlight
O Nutrients from the soil
O Liding space for the organisms
Food sources
O Heat

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation: