In which phase (s) are the molecules held rigidly together?

Name four amino acids.

What stage of cellular respiration is anaerobic? A) Glycolysis B) Calvin cycle C) Electron transport chain D) Krebs cycle

Which of the following materials could have been found in the giant clouds that form the SolarSystem

Lima, Peru, is a city on the shore of the eastern Pacific. During a La Niña, you would expect the weather to be A. Warmer, drier than normal B. Warmer, wetter than normal C. Cooler, drier than normal D. Cooler, wetter than normal

Which organelles store food and other materials needed by the cell? vacuoles ribosomes chloroplasts mitochondria

Which best describes a difference between cloning plants and selectively breeding plants? A. Cloning requires two parents and selective breeding requires one parent. B. Cloning results in a genetically identical plant and selective breeding does not.

A cook adds oil to vinegar and then mixes it to make a sald dressing. Is this a physical change? Why or why not?

Fossilized evidence of Earth's first forms of life would consist of a. vertebrates from the Precambrian b. invertebrates from the Precambrian c. eukaryotes from the Precambrian d. prokaryotes from the Precambrian

A) Chromosomes pair in step 2. B) Chromatids separate in step 5. C) Chromosomes are replicated in step 1. D) Chromosomes exchange genetic material in step 3.

The climate with which the monsoon forest is best associated with is