Step 3: make a claim. a) recall what you know about crossing over, independent assortment, and random joining of cells during reproduction. b) now, go back to the claims in step 2a. do you support these claims? if so, do you support the totality of the claims or just parts of the claims? c) based on your prior knowledge, make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations. write your claim in your notebook.

the abdomen (less formally called the belly, stomach, tummy or midriff) constitutes the part of the body between the thorax (chest) and pelvis, in humans and in other vertebrates. the region occupied by the abdomen is termed the abdominal cavity. the stomach secretes acid and enzymes that digest food. ridges of muscle tissue called rugae line the stomach. the stomach muscles contract periodically, churning food to enhance digestion. the pyloric sphincter is a muscular valve that opens to allow food to pass from the stomach to the small intestine.

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i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.