Which of the following contains the lipid bilayer structure that allows for cells to be selectively permeable?

a. ribosome

b. nucleus

c. cell membrane

d. Endoplasmic reticulum

What major organelle are prokaryotes missing that eukaryotes have?

What is one female arctic fox

Titanium, a very strong and durable mineral, is used in making bikes, automobile parts, and sports equipment.

Which choice names the two parts of Earth that make up the lithosphere? inner core and outer core crust and outer part of the mantle inner core and mantle mantle and outer core

The breaking of which bond powers reactions in the cell? A) bond 1 B) bond 2 C) bond 3 D) bond 4

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.