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Which answer choice below explains why red algae have their unique red color and how it helps them to live deep in the ocean.

Which answer choice below explains why red algae have their unique red color and how it helps them to live deep in the ocean.

What is the difference in reproduction between a blueberry bush and a pine tree?

1a. Vertebral column present – vertebrate 1b. Vertebral column absent go to (2) 2a. 3 or more body segments go to (3) 2b. 2 body segments go to (4) 3a. wings possible – insect 3b. no wings – millipede 4a. antennae absent – arachnid 4b. antennae present – crustacean According to the table and dichotomous key shown above, which of the following conclusions can be drawn about the organisms?

Humans most frequently acquire trichinosis (infection by Trichinella spiralis) by

Which pigment is most responsible for dark skin color?

An ecological relationship between organisms of different species that are in direct contact can best be described as _____. (Two organisms living together in a close association.)

1a. Vertebral column present – vertebrate 1b. Vertebral column absent go to (2) 2a. 3 or more body segments go to (3) 2b. 2 body segments go to (4) 3a. wings possible – insect 3b. no wings – millipede 4a. antennae absent – arachnid 4b. antennae present – crustacean According to the table and dichotomous key shown above, which of the following conclusions can be drawn about the organisms?

The diffusion of water vapor from a plant is called ____.

The diffusion of water vapor from a plant is called ____.