Which types of proteins activate some chemical reactions in the body? enzymes nucleic acids hormones lipids

Describe a windstorm.

A pea plant is heterozygous for both seed shape and seed color. S is the allele for the dominant, spherical shape characteristic; s is the allele for the recessive, dented shape characteristic.

The biological classification of organisms is called taxonomy. Based on your own investigation, discuss the importance of taxonomy in biological?

Which pressure system is linked to the Sahara Desert? a) subtropical high b) polar front c) equatorial low d) polar high e) subpolar low

Which type of sentence is this? Astronauts can experience bone loss, muscle weakness, and diminished heart function when they are exposed to environments with reduced gravity for a prolonged period of time.

Which statements about a child with brown eyes must be true? Choose more than one answer

I observe that squirrels that live in the southeastern United States are much thinner than squirrels that live in the northeastern part of the country.

66) homologous chromosomes move toward opposite poles of a dividing cell during; a) mitosis.; b) meiosis i.; c) meiosis ii.; d) fertilization.; e) binary fission.

What is true about gradualism with respect to punctuated equilibrium

Which statement is true? A. Prokaryotic cells do not have a membrane. B. Eukaryotic cells have multiple membranes. C. Eukaryotic cells have one membrane. D. Prokaryotic cells have multiple membranes.