What nutrient is matched with its correct function? A. fats: main source of energy for the body B. carbohydrates: building blocks of hormones and vitamins C. proteins: used for growth and repair of the body D. vitamins: secondary source of energy

A substance used to destroy internal and external parasites. dietary supplement antibiotic pesticide steroid

Which statement about diffusion is true? A. Energy is required for molecules to move across a membrane. B. Diffusion happens when molecules move from a low concentration to a high concentration C. Diffusion happens when molecules move from a high concentration to a low concentration. D. During diffusion, molecules move only in one direction.

What is the name of a structure that performs a specialized function within a cell? A. tissue B. organism C. organelle D. organ

Which of the following is NOT correct about the nucleus of an animal cell? A. It contains the genetic information for the cell. B. Its main function is to make energy for the cell. C. It is responsible for controlling the growth of the cell. D. It is the largest and most visible organelle in the cell.

Label each as Biotic or Abiotic light square Humidity/Dew square o temperature square bacteria square gold square lice square c soil square pH square water square pollutants square salt square 7 grass square parasitism square

Independent Work Complete your Phylum Profile Card: - Name & meaning -2 adaptations -2 example species-From bellwork - Ecosystem role

Which two parts of a microscope combine to give a magnified view of a cell? a. Stage and eyepiece b. Eyepiece and focus knob c. Light source and objective knob d. Eyepiece and objective lens

A small group of insects is transported to a new location in a shipment of fruits. The new population that develops from these insects has a much higher frequency of a certain wing pattern Which evolutionary force best explains this? Founder Effect Natural Selection Bottleneck Effect

Which of the following types of immune responses involves the T cells stimulating the B cells to produce the antibodies? APC immunity humoral immunity cell-mediated immunity

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