A species that is no longer in existence would best be characterized as which of the following?

threatened

endangered

extinct

dinosaurs

Who studied the role of RNA in protein synthesis, specifically in the bacteria E. coli.?

What are the top 3 biological study's

What is the process of cell division in prokaryotes?

How are the concepts of dominant, recessive, heterozygous, and homozygous related to the hardy - weinberg equation?/?

What is the term for an organism that makes its own source of chemical energy?

Choose all the answers that apply. According to the rock cycle, sedimentary rock can change into what? 1. other sedimentary rock 2. igneous rock 3. metamorphic rock

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during the first part of its life cycle. What is the common name of this organism? jellyfish hydra coral anemone

Which two space shuttle's were lost to explosions?

A scorpion stalks, kills, and then eats a spider. Which ecological terms describe the scorpion? consumer, carnivore, heterotroph producer, herbivore, decomposer detrivore, consumer, heterotroph omnivore, producer, autotroph

The first day of football practice was rough on the squad. During practice, the players complained of cramps and sore muscles.