What happens in the alimentary canal?

A) white blood cells grow

B) starch is broken down by enzymes

C) carbon dioxide is released by hemoglobin

D) actin and myosin are produced

Gregor Mendel developed several laws of heredity over the course of his genetic research. What does the first law of heredity, the law of segregation, state about genes?

How do fraternal twins form? A - two eggs are fertilized by one sperm B - two sperm fertilize an egg C - A fertilized egg splits in two D - two eggs are fertilized by two sperm

What are the products of the anaerobic process of alcohol fermentation? Alcohol and CO2 Alcohol and oxygen Pyruvate and CO2 Lactic acid and oxygen

Identify the phase of mitosis when two new nuclei form and the cell starts to pinch in the middle. Group of answer choices Anaphase Telophase Prophase Metaphase

One cell has more mitochondria than the other. How would having more mitochondria affect the cell's function?

In guinea pigs coat color is determined by a single gene with two alleles. A guinea pig from a true-breeding black strain is mated with a guinea pig from a true-breeding white strain. The F1 progeny are all black.

Desert plants are characterized by A) broad leaves. B) fibrous roots. C) succulent stems. D) deciduous leaves.

If a cell was observed under the microscope and found to have a rigid cell wall and be green in color that cell is most likely a

How can scientist determine the age of a petrified wood? O Growth rings indicate how old the plant was. The size of the petrified wood can indicate its age. O The condition it was found can identify its ages.

How are stem cells similar to cancer