In plants, gymnosperms have cones and angiosperms have flowers. What are both of
these plant structures specialized for?
Ophotosynthesis
food production
water absorption
O sexual reproduction

What type of competition exsist between two species. turtles and fish

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.

What are positive impacts of algae? how is it used?