DNA
What is a haploid?
Insulating feathers are also called this
What are down feathers?
Sensory neurons are part of this type of nervous system
What is peripheral?
This cellular waste is excreted by the lungs
What is carbon dioxide?
This organ allows a visual accommodation in the eye
What is lens?
This acts as a shock absorber for joints
What is synovial fluid?
This phase is where a cell spends most of its existence
What is interphase?
Large wings, hooked beak, and strong grasping talons are typical of this type of bird
What are raptors?
The hypothalamus is part of this type of nervous system
What is central?
Most urea is filtered through the urinary system, but this organ also releases a small amount
What is skin?
Amphibians use these 3 organs for respiration
What are lungs, gills, and skin?
Lymph is identical in composition to this
What is plasma?
Section of DNA that codes for a particular protein
What is a gene?
Birds release nitrogenous wastes into this
What is a cloaca?
Interneurons are part of this type of nervous system
What is central?
During this stage of life the basal metabolic rate decreases
What is adulthood?
Vocal folds are located in this respiratory organ
What is larynx?
Knuckles are this type of joint
What is a hinge?
Just prior to cell division, a duplicated chromosome exists as two identical this
What are chromatids?
This prevents a bird from overheating
What are air sacs?
The urinary system regulates what nutrient
What is water?
This kidney function is affected by ADH or antidiuretic hormone
What is reabsorption?
These two organs rid the body of excess hormones
What is liver and kidney?
This type of tissue receives and responds to sensory information
What is nervous?
Mendel called these traits factors, today we call them this
What are alleles?
Birds excretory system lacks this structure
What is a urinary bladder?
In males the urethra conducts products from both the reproductive system and this system
What is urinary?
Endocrine glands are distinguished from other glands by their lack of this
What are ducts?
Ova are produced by this
What are ovaries?
This type of tissue covers and lines structures of the body
What is epithelial?
The expression of a hereditary trait across multiple generations is shown in this
What is a pedigree?
This group of mammals have a cloaca
What is monotremes?
Food is pushed down the esophagus by muscles that line the alimentary canal. These are this type of muscles
What is smooth?
Fertilization takes place within this
What is the fallopian tube?
These two organs in the ear are associated with static equilibrium
What is utricle and saccule?
You're most likely to find spongy bone in this
What is epiphysis?
The wing of a bird and arm of a human are considered to be this type of structures
What is homologous?
What are tendons?
This component of the blood increases in volume when a person is sick
What are leukocytes?
The connective tissue bands that hold together the bones at a joint are called this
What are ligaments?
A sperm and ovum unite to form this
What is a zygote?
The heart is divided into left and right halves by this
What is the septum?