The ecological footprint of the human species is about
A) 80% of Earth's biocapacity.
B) equal to Earth's biocapacity.
C) 80% greater than Earth's biocapacity.
D) 50% greater than Earth's biocapacity.
E) 50% of Earth's biocapacity.
D
You might also like to view...
Which of the following steps is not one of the phases of a fungal invasion of a plant?
A. Windblown fungal spores land on plant leaves. B. Hyphae grow through cell walls and press against the cell membrane. C. Fungal DNA is replicated by the plant cells. D. Hyphae differentiate into specialized structures called haustoria. E. A fungal spore germinates and forms an adhesion pad that allows it to stick to a plant's leaf.
A sign that mutation occurred in a person exposed to radiation in the aftermath of the Chernobyl disaster of 1986 was
A) acute radiation sickness in the exposed person. B) short DNA repeats in a child's genome that didn't match the size in either exposed parent. C) increased rates of asthma and allergies in the exposed people and their children. D) a child that failed an Ames test.
The zygote is indicated by
a. A. b. B. c. C. d. D. e. E.
An individual antibody is made against _______.
A. a whole bacterial cell B. one epitope on the cell C. one antigen on the cell D. all of the combined antigenic determinants on a cell E. the cell's DNA