Answer:
(Have a nice day)
¶Emma Jess¶
Explanation:
The main source of food on Earth.
MORE INFORMATION;
Without photosynthesis there not will be any oxygen on Earth. Oxygen is the most important survive of living beings..
The stored chemical energy in plants flows into herbivores carnivores parasites predators and all living beings..
Answer:
Homologous chromosomes are two pieces of DNA within a diploid organism which carry the same genes,
Answer:
availability of resources.
Explanation:
Availability of resources is abiotic factor which is responsible for the decrease in population in 1990 because when the population reaches its carrying capacity so the organisms compete with each other and due to limited resources such as food etc the decrease occurs in population. Infection is also occurs when there is high population due to which death occurs and population of organism decreases.