Alien species are most likely to disrupt natural ecosystems when they:
A) are closely related to native species.
B) are similar in appearance to native species.
C) assume ecosystem roles of native species.
D) are larger in size than native species.
Ans: C) assume ecosystem roles of native species.
You might also like to view...
Some immature B cells are reactive to self-antigens but do not become activated even when exposed to high concentrations of self-antigens
Indicate whether the statement is true or false.
A fundamental property of DNA's nitrogenous bases that is necessary for the double-stranded nature of its structure is ________
A) anti-parallel B) complementarity C) ring structure D) deoxyribose versus ribose E) sugar phosphate backbone
Most of an apple fruit is derived from the ____
a. receptacle b. ovary c. ovule d. endosperm e. cotyledons
Describe three reagents used and the three steps in the process of polymerase chain reaction
What will be an ideal response?