Human caused introductions can occur by which of the following? Check all that apply.
_____ plants and animals accidentally escaping from ships
_____ automobile or truck tires
_____ being in the soil or on a plant sold at a nursery
_____ seeds or organisms attaching to clothing or shoes
_____ international cargo ships releasing ballast water in the ocean before arriving at port
__X__ plants and animals accidentally escaping from ships
__X__ automobile or truck tires
__X__ being in the soil or on a plant sold at a nursery
__X__ seeds or organisms attaching to clothing or shoes
_____ international cargo ships releasing ballast water in the ocean before arriving at port
You might also like to view...
How are animals involved in the life cycle of plants?
A. seed dispersers B. seed dispersers and germinators C. seed germinators D. pollinators and seed dispersers E. pollinators
Anaerobic exercise affects muscle cells by
a. increasing the number of mitochondria. b. increasing the size of mitochondria. c. increasing the number of capillaries supplying muscle tissue. d. increasing nourishment to the cells and waste removal from the cells. e. producing ATP without oxygen.
Scientists usually name enzymes by adding what suffix to the name of the substrate with which the enzyme is
associated? a. -ase b. -tic c. -yst d. -lose e. -ator
The gender of a human child is determined by the
a. loci. b. egg. c. autosomes. d. sperm.