A feature of amino acids NOT found in carbohydrates is the presence of Correct answer-
Nitrogen Atoms
Active Transport Correct answer-movement of a substance against its concentration
gradient (from low to high concentration)
Alleles Correct answer-is one of two or more forms of a gene. Different alleles can result
in different traits, such as color. Other times, different alleles will have the same result in the
expression of a gene.
Altruism Correct answer-selfless concern for the welfare of others.
An action potential Correct answer-A short-term change in the electrical potential on the
surface of a cell.
Anaphase I Correct answer-begins when the two chromosomes of each bivalent (tetrad)
separate and start moving toward opposite poles of the cell as a result of the action of the
spindle.
Annelid Correct answer-Any of various worms or wormlike animals of the phylum
Annelida, characterized by an elongated, cylindrical, segmented body and including the
earthworm and leech.
, AP Bio Concepts Exam with Complete Solutions
Arteries Correct answer-are blood vessels that carry blood away from the heart.
Asexual reproduction Correct answer-a mode of reproduction by which offspring arise
from a single parent, and inherit the genes of that parent only, it is reproduction which does not
involve meiosis, ploidy reduction, or fertilization.
Auxins Correct answer-A class of plant growth substances and morphogens.
Binary fission Correct answer-Asexual reproduction in bacteria.
Biomass Correct answer-A renewable energy source, is biological material from living, or
recently living organisms, such as wood, waste, (hydrogen) gas, and alcohol fuels.
Bone Correct answer-rigid organs that constitute part of the endoskeleton of vertebrates
Bryophytes Correct answer-embryophytes (land plants) that do not have true vascular
tissue and are therefore called 'non-vascular plants.
Budding Correct answer-Asexual reproduction in yeasts in which smaller cells grow from
a parent cell.
, AP Bio Concepts Exam with Complete Solutions
Calcitonin Correct answer-A 32-amino acid linear polypeptide hormone that is produced
in humans primarily by the parafollicular cells thyroid, and in many other animals in the
ultimobranchial body.
Cartilage Correct answer-flexible connective tissue found in many areas in the bodies of
humans and other animals
Cellulose Correct answer-A substance that cannot be broken down by cows.
Characteristics of bacteria Correct answer-Prokaryotes, meaning they do not have
membrane bound organelles. Also true bacteria have a peptidoglycan cell wall.
Characteristics of bacteria & Fungi Correct answer-Cell wall, DNA, and plasma
membrane.
Characteristics of water Correct answer-*Water's cohesive behavior
*Its ability to moderate temperature
*Its expansion upon freezing
*Its versatility as a solvent.
Chlorophyll a Correct answer-A specific form of chlorophyll used in oxygenic
photosynthesis. It absorbs most energy from wavelengths of violet-blue and orange-red light.