Which of the following groups have 7 valence electrons?

The white portion of the eye is known as what tunic

The series of changes that occur after a disturbance in an existing ecosystem is called a. primary succession b. secondary succession c. disturbance succession d. pioneer succession

Glucose is a molecule that can move across the cell membrane. If the concentration of glucose is higher inside the cell than outside the cell, then what will happen by the process of diffusion? A. Glucose molecules will disappear by diffusion. B.

How are new viruses reproduced? will give Brainliest

F the body is hyperventilating, releasing more carbon dioxide from the body than being produced, h+ion concentration will decrease? a. True b. False

What type cell undergoes meiosis?

What type of instrument measures seismic waves? A. Mercalli scale B. Seismogram C. Seismic scale D. Seismometer

Which of the following is composed of two layers of lipids and protects the cell from the surrounding environment? Select one: a. cytoplasm b. cholesterol c. cell membrane d. carbohydrate

Predict how the thickness of cuticle and the number of stomata differ in plants from wet habitats versus dry habitats. drag the appropriate items to their respective bins.

Dementia is defined as