Which cellular change in an organism could be inherited by
the next generation? *

1. a change in the ribosomes in the pancreas of a squirrel

2. the deletion of a single DNA base in the sperm cell of a trout

3. a decrease in the size of a vacuole in a rose leaf cell

4. the transfer of a piece of a chromosome in the skin cell of a racoon

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.