What is the function of cellulose? a Used by animals to store energy b Used by plants to form strong cell walls c Used by plants to store energy d Used by some animals to form their external skeleton

Process of moving extracellular fluid, large molecules, and sometimes whole cells into the cell square v process where cells ingest large particles; "cell eating" square v process where cells ingest fluid droplets; "cell drinking" square process where large molecules are released from the cell square v molecule that contains the code or "plans" for almost every protein in the body; contained in the nucleus square v major elements of the human body square v

Which of the following best describes Burns' point of view on staghorn ferns? A. More evidence is needed to prove that staghorn ferns form communities. B. More research is needed to explain why staghorn ferns form communities. C. The proof that staghorn ferns are eusocial suggests that other fern species are as well. D. The evidence that suggests staghorn ferns are eusocial is exciting.

Which of the following are functions of proteins? SELECT ALL THAT APPLY a speed up chemical reactions b transport items in and out of cells c help cells keep their shape

Correct the sentence. Their are many types of venomous snakes in Australia

Part 4-Challenge Question If enzymes are proteins, what might happen to them if they are exposed to extreme heat or acidity for too long?Why would this be a problem for the cell?

Simple squamous epithelium lines the lungs and blood capillaries. True False

Which of the following is an example of a physical mechanism that contributes to homeostasis? regulation of gene expression control of water balance in cells production of energy cell division

What role do mitotic spindles play during cell division? they help separate chromosomes during mitosis they regulate the timing of the cell cycle they form the cell membrane they produce proteins needed for cell division

Multiple Choice Question The study of the evolutionary relationships between organisms is called __ phylogeny taxonomy systematics

Hot Questions

Select the correct answer. Which of the following phrases best explains the role of a habitat? A. provides interactions with other organisms B. provides water C. provides a place to reproduce D. provides a place to live

Which type of membrane protein moves sodium and potassium through the nerve cell membrane? Junction protein Transport protein Receptor protein Channel protein Enzymatic protein Cell recognition protein

Multiple Select Question Select all that apply Choose all that result from contraction of the lateral muscle of the thigh. abduction of the thigh lateral rotation of the thigh extension of the thigh adduction of the thigh medial rotation of the thigh

Match the Process to the Pool Movement Carbon Moves From -To __ Atmosphere __ __ Bioshpere __ __ __ __ __ Process Photosynthesis Respiration Decomposition Fossil Fuel Combustion __ __

The kidney is associated with which system? A. Endocrine system B. Cardiovascular system C. Skeletal system D. Respiratory system E. Nervous system

What is the direct effect of: Decreased ADH Only CO increases Only CO decreases Only BP increases Only BP decreases Both CO and BP increase Both CO and BP decrease

What are the four phases of a typical bacterial growth curve in order? Exponential, Lag, Death Stationary Lag, Exponential, Stationary, Death Death, Lag, Exponentlal, Stationary $Lag,$ Stationary, Death,Exponential

8. Oxygenated blood from the lungs enters the heart at the: a. left ventricle b. right ventricle c. left atrium d. right atrium

Bacteria that grow optimally at pH levels below 5 are classified as: Neutrophiles Alkaliphiles Acidophiles Halophiles

Which group of bacteria can survive and grow at temperatures below $15^{\circ }C$ Thermophiles Psychrophiles Mesophiles Hyperthermophiles