In a unicellular organism, the cell membrane carries out a function most similar to which structure in a human?

a. lung

b. brain

c. ovary

d. heart

What flowering plants evolved during the Cretaceous period

What property of most stars can be determined by their color? A.) mass B.) Size C.) Distance from Earth D. luminosity

3 Questions ... 1. How can an igneous rock become a sedimentary rock 2. How can an igneous rock become a metamorphic rock 3. Can a sedimentary rock be transformed into an igneous rock, and then into a metamorphic rock? Explain.

In a forest, rabbits are the prey to owls. An increase in the number of rabbits in the forest would result in Group of answer choices A. an increase in the number of owls. B. an increase in the number of producers.

What is the primary source of energy for nearly all of earth's ecosystems?

List all negative short term impacts to the biosphere due to climate change. Will vote Brainliest for best answer!

Which structure connects the lateral ventricles to the third ventricle?

The prefix semi means "half," "partially," or "somewhat." explain why this prefix is appropriate for the term semiconductor.

2. extinct : endangered :: a. dinosaur : crocodile b. forn : coal c. death : illness d. coral : rccf

Which of the following statements regarding genotypes and phenotypes is false? Alleles are alternate forms of a gene. The expressed physical traits of an organism are called its phenotype. The genetic makeup of an organism constitutes its genotype.