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=Answer:==the first bar code was invented by Joseph Woodland and Bernard Silver. On October 7, 1952 they were granted a patent for it.=

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Are their any codes that come on action replay ds?

There are codes already on Action Replay. What you have to do si insert your game in the Action Replay and the game should appear on the screen. When you get there, press the * button and all the codes will appear. Only activate a couple at a time or it will crash your game. To select a code, press the A button. There are codes on Action Replay when you first get it.


Is a hawk a first and second consumer?

No a hawk is not a first and second consumer


How can a bear be a primary and a secondary consumer?

It directly consumes animals and plants, and it's secondary because it can eat the products of animals and plants such as milk.


What order is it of second order consumer first order consumer producer third order consumer?

Producer- first order consumer- second order consumer- third order consumer etc


What is a first level consumer?

A consumer is the one who eats others consumer.


Are mussels a first consumer or second consumer?

No. They are secondary consumers because they feed on primary consumers


Is tigers a top level consumer?

no its a first consumer


What type of consumer is Nemo?

he is a first consumer i believe


What is a first consumer?

If you are talking about food webs, then the first consumer is an herbivore or plant eater.


Is a prawn a first order consumer?

i don't think a prawn is a first order consumer


Is the Grev'y zebra a first level consumer?

is a zebra a consumer


How does the sparrow get energy from the first level consumer?

What the second lever consumer eats the first lever consumer, it gets only a little bit of its energy. Say that the first lever consumer has 100 percent of energy, the second lever consumer will come along and eat it then only get 10% of the first level consumer. I don't know if that made any since, but I hope it did(: