Animals have an excretory system that eliminates all wastes except?

A) oxygen

B) carbon dioxide

C) ammonia

D) nutrients

The fruit fly Drosophila melanogaster is an important model system for studying inheritance in animals and genetic control of animal development, including humans. Evaluate Drosophila as a model system for human biology.

A protein has an amino acid sequence leucine-alanine-serine. the amino acids are represented by the mrna code uugcgaagu. what is the corresponding dna code for this sequence?

Water (H2O) is an example of a molecule whose atoms are held together by which of the following? Question 1 options: covalent bonds ionic bonds metallic bonds hydrogen bonds

Which of these is responsible for ridding the body of waste

Which statement is correct about the total mass of glucose and oxygen formed during photosynthesis? It is equal to the total mass of carbon dioxide used. It is less than the total mass of carbon dioxide used.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.

A certain metabolic pathway can be diagrammed as, where a, b, c, d are the intermediates, and x, y, z are the enzymes that catalyze the reactions

A client has activated the complement system during an inflammatory response to an injury. when planning care, which information should the nurse remember about which substance activates complement?

Which of the following is a product of the Krebs cycle glucose oxygen carbon dioxide or lactic acid?

What's the role of the complement in the phagocytosis?