Why do we have 2 alleles for each trait

What happens when a sodium atom and a chlorine atom exchange an electron?

What type of vegetation is not frequently found in the tundra? a. mosses b. shrubs c. lichens d. trees

Which fat has only one single bonds between the carbon atoms in the fatty acid? •Saturated •Unsaturated •Polyunsaturated •Monounsaturated

Burning fossil fuels relases co2 into the atmosphere. what potential threat can cause it to earth

Why do scientists refer to charles darwin's ideas about evolution as the theory of evolution?

Com relaç? o aos tecidos de armazenamento das plantas, denominados par? nquimas, em que tipos de plantas seriam úteis o armazenamento de água e o de ar?

Convert 21.0 cm to inches. Show your dimensional analysis setup

Analyze whether the tiger is at the same level and whether it obtains the same amount of energy in both the food chains.

How does a heavy metal plane fly?

The organelle that maintains pressure against the cell wall, so that the plant cell keeps it shape, is the (a) central vacuole. (b) rough endoplasmic reticulum. (c) smooth endoplasmic reticulum. (d) nucleus.