Hat is responsible for respiration in fish? lungs gills tracheae skin

A cow has 60 chromosomes in each of its body cells. how does mitosis function to maintain this number of chromosomes

Where does most of the energy that drives metabolism and most of the cells activities come from (also called a cells "energy currency") ?

What gets passed from one cell to another in sexual reproduction?

Make a prediction about how relationships between land and water can influence pollution and the conservation of resources.

1. Are all members of your family exactly alike? Are all members of a species exactly alike?

Why is the control group important for a scientific experiment

Why is the cells ability to differentiate an advantage to multicellular organism

What goes into a leaf? and what goes out?

Cancers may be either inherited or they may be induced by environmental factors such as carcinogens and radiation. Select the statement that explains how diverse factors such as hereditary events and environmental agents can both cause cancer. 1.

Acupuncture, homeopathy, reflexology, naturopathy, yoga, and, biofeedback are what forms of therapies