Water quality tests from a local river show low levels of a single heavy metal under the acceptable, legal limit. However, the residents of the town are showing signs of long-term kidney and liver damage. What can scientists infer about the possible reason for the illnesses in the town? - Heavy metals cause acute effects but not chronic effects.
- Heavy metals cause chronic effects but not acute effects.
- The heavy metal is bioaccumulating, causing chronic effects.
- The heavy metal is biomagnifying, causing acute effects.

What is the difference between self-pollination and cross-pollination? question 2 options: self-pollination leads to the creation of a fruit. cross-pollination does not. during cross-pollination, ovules are carried from one plant to another plant.. during self-pollination the ovules stay on the same plant. during cross-pollination, ovules are carried from one plant to another plant.. during self-pollination the ovules stay on the same plant. during cross-pollination the pollen grains are carried from one plant to another plant. during self-pollination the pollen and ovules are from the same plant. during cross-pollination, the pollen grains travel from the stigma to the anthers. during self-pollination, the pollen grains travel from the anthers to the stigma.

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination

Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection