Levels of organization
The 1st level of organization is
Tissue
Which is a function of the cardiovascular system
provide adequate blood circulation through the body
Name the male and female gametes in animals and flowering plants
The gametes in animals are sperm (male) and eggs (female).
What is one difference between natural selection and artificial selection?
whether the reproduction of a species is due to survival or human pressures.
Classifying is also known as
taxonomy
The brain and spinal cord work together to do a specific job. This is an example of?
The brain controls how we think, learn, move, and feel.
Which body system sends electrical signals to all other body systems?
The nervous system
Why do human gametes only have 23 chromosomes?
how gametes are formed, through a type of cell division called meiosis, where a cell containing 46 chromosomes divides to produce four cells
What is one problem with artificial selection?
increase the susceptibility to catastrophic losses or even extinction from an outbreak of disease or environmental condition
Linnaeus classified organisms based on their
mode of nutrition
Cardiac muscle, cardiac tissue, and the heart are grouped in what system?
circulatory system
How does oxygen travel through your body?
inhaled air passes across the thin lining of the air sacs and into the blood vessels
Give 2 advantages of asexual reproduction
Which is not true about natural selection
Scientists breed cows that give greater amounts of milk than their ancestors
Organisms are given a two word names based on
binomial nomenclature
Which is the correct order for the five levels of organization in the human body, from most to least complex?
the cellular level, the tissue level, the organ level, the organ system level, and the organism level
What does the diaphragm do?
helps you inhale and exhale (breathe in and out)
Which form of asexual reproduction explains how a lizard can regrow its tall after it has been lost
the organism is capable of regrowing certain body parts
What is genetic modification according to the article?
a process that uses laboratory-based technologies to alter the DNA makeup of an organism.
Groups (taxa) from broadest to most specific
Geographical classification,
What level of organization would describe an animal's eye?
an organ
What is the main structure of the respiratory system?
The pharynx
When two humans gametes come together to form a fertilized egg. It is a form of
a zygote
human selection has produced an enormous variety of breeds (many of which were artificially selected for in just the last 200 years)
dachshunds were selected to flush out and hunt small animals, while German Shepherds were selected for herding sheep.
Kingdom Animalia are considered
includes all animal species