For which reasons would a male peacock spread his tail feathers? Check all that apply.

to cool off his body

to attract a peahen

to show that he is healthy

to protect his peachicks

to intimidate rival males

to run from a predator

Which of the following is classified as multicellular green algae? 1. Spirogyra 2. Ulva 3. Chlamydomonas 4. None Of The Above

By observing mammal cardiac stomach, mammal pyloric stomach and duodenum explain how digestive enzymes work efficiently?

Does the mitochondrial DNA sequence amplified by PCR in the DNA Isolation lab code for functional proteins? Select one: a. No, mitochondrial DNA sequences never code for functional proteins. b.

Which statements characterize, or describe, ATP? Check all that apply. ATP's energy is locked up between phosphate bonds. ATP is used only by heterotrophs because autotrophs make their own energy.

How much energy is available for the next available level as moving upward through the biomass pyramid?

A scientsist is testing the effect of light on plants. He takes one plant and sets it on the window sill where it receives light for approximately 10 hours a day. The other plant he places in a dark refridgerator where it receives no light.

Solar power is a renewable resource because

The pond behind Serge's house, with all the living and non-living parts, is an example of a (n) A) biome. B) ecosystem. C) habitat. D) population.

A food handler has finished grilling a chicken breast for a sandwich what should the food handler

The corner where a perfume is initially sprayed has