Bio Exam 3 Masterings

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Connective tissue is the most variable of the tissue types. Which one of the following is not categorized as connective tissue? Bone Muscle Fat Blood

Muscle

Match the correct structure with its correct tissue. Cartilage is a type of epithelial tissue. Muscle fibers are a part of connective tissue. Neurons make up the nervous tissue. Blood make up epithelial tissue.

Neurons make up the nervous tissue.

What is the role of the epiglottis? Produces vocal sounds Produces the positive or negative pressures that force air into or out of the lungs Prevents food from entering the windpipe Filters dust and other impurities from entering the respiratory system

Prevents food from entering the windpipe

Most human genes come in alternate versions called ____

alleles

The ______ is the genetic makeup of an organism.

genotype

When I say a flower is "purple," what have I described? Its karyotype Its haplotype Its phenotype Its genotype

its phenotype

The physical traits of an organism are called its _______.

phenotype

What carries a signal from one neuron to the next? An axon A hormone A neurotransmitter A dendrite

A neurotransmitter

The cardiovascular system consists of ________. The blood The heart The blood vessels All of the above are parts of the cardiovascular system

All of the above

Epithelial tissues covers ________. the outer lining of intestines the outer layer of skin the outer lining of blood vessels All of the above are covered by epithelial tissues

All of the above are covered by epithelial tissues

Which type of white blood cells produces defensive proteins called antibodies? Natural killer cells B cells T cells Phagocytic cells

B cells

Which of the following statements about bones is false? Bones are living organs with multiple tissue types and multiple cell types. Bones are dry and dead, made up of calcium and connective fibers with a few blood vessels running through them. Blood cells are produced in the bone marrow. Arthritis occurs when the cartilage between bones wears down.

Bones are dry and dead, made up of calcium and connective fibers with a few blood vessels running through them.

Which of the following is a major protein found in muscles? Actin Myosin Both actin and myosin Neither actin nor myosin.

Both actin and myosin

Which are the thinnest blood vessels? Arterioles Venules Capillaries Bronchioles

Capillaries

Which of the following is an organ system? Circulatory system Epithelial tissue The heart Blood vessels

Circulatory system

What type of animal tissue contains blood, cartilage, and bone? Connective Muscle Nervous Epithelial

Connective

What is the role of the epithelium? Contracts to create body movement Transmits electrical signals throughout the body Provides the padding between the joints Helps protect the body from the external environment

Helps protect the body from the external environment

Which of the following is a characteristic of smooth muscle? Is controlled by involuntary nervous signals Found in heart tissue Is involved in voluntary movements Lengthens when it contracts

Is controlled by involuntary nervous signals

What are gonads? Structures that protect the embryo Tubes that allow sperms and ovules to move Organs that produce gametes The sites where ovule and sperm meet during reproduction

Organs that produce gametes

The respiratory system exchanges which gases? Both oxygen and carbon dioxide are inhaled, and only carbon dioxide is exhaled. Carbon dioxide is inhaled, while oxygen is exhaled. Oxygen is inhaled and exhaled, the gas exchange does not include carbon dioxide. Oxygen is inhaled, while carbon dioxide is exhaled

Oxygen is inhaled, while carbon dioxide is exhaled

Choose the defining characteristic of all arteries. They only carry blood back to the heart. They only carry oxygenated blood. They only carry blood away from the heart. They only carry deoxygenated blood.

They only carry blood away from the heart.

What are lymphocytes? White blood cells A specific type of antigen Red blood cells Cells responsible for clotting

White blood cells

Which of the following is a similarity between male and female reproductive systems? They both store gametes. They both produce haploid gametes. They both release gametes. All of the above are similarities between the two systems.

all of the above

The blood, blood vessels, and heart in a human constitute __________. connective tissue a tissue an organ system an organ

an organ system

An individual can be homozygous for a trait, which means ________. their two alleles carry different information they can only express the recessive trait both of their alleles carry the same information they can only express the dominant trait

both of their alleles carry the same information

Two alleles of the same gene ________. originate from the same parent are always the same can be the same or can be different are always different

can be the same or can be different

The spinal cord is part of the ________ nervous system. central autonomic peripheral somatic

central

A _____ is an inherited feature that varies from individual to individual.

character

Organs are made up of ________ to perform a specific function. different types of cells the one type of cells one type of tissues different types of tissues

different types of tissues

If an organism has two non-identical versions of a gene, the one that is expressed in the organism is the _______ allele.

dominant

A testcross is performed to determine if a specific individual is a carrier. The results generate a 50/50 ratio of phenotypes. The test subject is therefore ________. heterozygous homozygous recessive homozygous dominant heterozygous dominant

heterozygous

If an organism has two non-identical versions of a gene, the one that is not expressed in the organism is the _____ allele.

recessive

Tissues are made up of ________ that work together to perform a function. different cells organs organ systems similar cells

similar cells

A ____ is one particular variation of a character.

trait


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