A series of reciprocal adaptations by two species that frequently interact with each other is the definition for: competition

co-evolution

allo-dorsal grooming or I'll scratch your back if you scratch mine

mutualism

consumer-resource interactions

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality