Ligand is another name for which molecule in a cellular communication pathway

What is the difference between a trapezoid and a rhombus? A) A trapezoid is a parallelogram and a rhombus is not. B) A rhombus always has 4 equal sides and a trapezoid does not. C) A rhombus always has 4 right angles and a trapezoid does not have to.

This type of membrane transport moves substances against the concentration gradient from an area of low concentration to an area of high concentration using membrane protiens as carriers and requires the input of atp

Does the formation of an ion results in a full outermost energy level.

Descibe a topic grassland biome

How long ago are prokaryotes believed to have evolved on earth? a. 3.5 million years b. 1.5 billion years c. 2 billion years d. 3.5 billion years

Complete the following rule if a child is different from both of their parents, the child must be

Would you expect to see more biodiversity among members of a phyla or among members of a class? why?

What is ameba and how does it move?

Using the Punnett squares, determine the possible blood types of the offspring and the ratio of phenotypes when: a) Father is type O, and mother is type AB. b) Father is type A, heterozygous, and mother is type B heterozygous.

Which term refers to the final stage in a forest's development