13.
What amount of energy is necessary for a seed to break out of its "jacket”.
Jacket?

Which is not a characteristic of the animal kingdom? a. they include both vertebrates and invertebrates b. their skin is covered with hair or fur c. they are heterotrophs d. they are eukaryotic

Explain why biological control methods are generally environmentally superior to chemical pest control methods.

Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear