Biology tests Flashcards
two muscles that connect to the mandible and cranium and function to close the jaw are the ?
Temporalis and masseter
the small muscles between the ribs that aid in breathing are known as the ?
intercostal muscles
The following muscle is not involved in moving the arm ?
quadriceps femoris
the largest and strongest muscle in the body is the ?
gluteus maximus
the group of three muscles in the back of each thigh that work together to bend the leg at the knee are the ?
hamstrings
the largest muscle of the calf is the ?
gastrocnemius
scientists who study birds are called ??
ornithologists
All of the following help equip birds for flight….
- an efficient circulatory system with a four-chambered heart, 2. powerful muscles to power the wings during flight, 3. a prominent ridge, or keel, on the breastbone for attachment of the flight muscles.
An animal such as a bird that walks about on two feet is described as ?
bipedal
the largest living land bird native to North America is the ?
California condor
group of birds that includes bluebirds, thrushes, and robins
perching birds
group of birds that include ostriches, emus, and kiwis
flightless birds
group of birds that includes pheasants, grouse, and turkeys
game birds
group of birds that includes eagles, hawks, owls, and falcons
birds of prey
type of inheritance in which a single gene influences several seemingly unrelated traits
pleiotropy
type of inheritance in which a single trait is controlled by many different pairs of genes
polygenic inheritance
type of inheritance in which there are more than two different forms of a gene for a particular trait; example is the gene for human blood types
multiple allele inheritance
In plants, the term pollination refers to ?
the transfer of pollen from an anther to a stigma
the part of a seed that develops into the stem and leaves of a plant is the ?
plumule
The elongated, vase-shaped structure at the center of a flower that receives pollen and produces seeds is the ?
pistil
all of the following are types of RNA ?
messenger RNA (mRNA), ribosomal RNA (rRNA), and transfer RNA (tRNA)
the term of a close relationship between two different species over a period of time is ?
symbiosis
large geographic regions identified by their climax vegetation and distinctive animal life are called ?
biomes
the body cavity that contains the brain is the ?
cranial cavity
proteins are composed of long chains of simpler molecules called ?
amino acids
the part of the brain that functions primarily to coordinate voluntary muscle activity is the ?
cerebellum
the process by which cells in a developing embryo take on specialized forms to become blood cells, nerve cells, muscle cells, etc., is
differentiation
a cell such as a gamete that has half the usual number of chromosomes is said to have a ? set
haploid
the special type of cell division that results in cells with half the normal number of chromosomes (such as gametes) is ?
meiosis
the type of neurons that relay signals between other neurons and process information in the central nervous system is the ?
interneurons
the body’s primary organ of digestion and absorption is the ?
small intestines
according to the text, the majority of the Calories in the diet should come from ?
carbohydrates
the actual combination of genes that a person inherits for a particular trait is known as the person’s ?
genotype
the process by which living cells produce energy by combining foods with oxygen is ?
cellular respiration
an insect that begins life as a wormlike larva that forms a cocoon or chrysalis and emerges as a mature adult is said to undergo ? metamorphosis
complete
the liquid portion of the blood is called
plasm
the killing of a child before birth is commonly referred to as ?
abortion
Y-shaped protein molecules produced by white blood cells that help fight infections are called ?
antibodies
the two main groups of fish are the
bony fish and cartilaginous fish
an animal that regulates its temperature by external factors, so that its temperature fluctuates with its surroundings, is said to be ?
poikilothermic
law of genetics which states that many traits of an organism are inherited independently of each other
law of independent assortment
The difference between DNA and RNA is that ?
DNA consists of two strands, whereas RNA consists of only one;
DNA contains deoxyribose, whereas RNA contains ribose;
DNA contains the base thymine, whereas RNA contains uracil
earthworms, sea worms, and leeches are classified as ?
segmented worms (annelids)
any animal without a backbone or notochord is called an ?
invertebrate
gnawing mammals such as rats and squirrels are classified as ?
rodents
group of invertebrates characterized by spiny skin, radial symmetry, and a water-vascular system
echinoderms
tiny capsules of genetic information that cause disease by reprogramming the machinery of living cells are ?
viruses
Austrian monk known as the father of the science of genetics
Gregor Mendel
a group of similar body cells that work together to accomplish the task of an organ is referred to as a ?
tissue
xylem and phloem are examples of
vascular tissue
law of genetics which states that alleles for each trait separate randomly during the formation of gametes
law of segregation
the process by which an RNA copy is made of a DNA template is called ?
transcription
groups of mollusks include…
cephalopods, bivalves, gastropods
the heart of an amphibian has ? chambers
three
characteristics of birds include…
- -a four-chambered heart;
- -air sacs in the body cavity that function in respiration
- -an efficient digestive system and warm-blooded metabolism
group of invertebrates characterized by a muscular foot, a visceral hump,and a mantle
mollusks
scientists refer to any organism that causes disease an a ?
pathogen
British naturalist who wrote Origin of Species; proposed the hypothesis of evolution by natural selection
Charles Darwin
In a scientific name such as Pinus taeda, the first word refers to the organism’s ?
genus
the stalk of a leaf is called the ?
petiole
law of genetics which states that dominant traits show up in the offspring even if a gene for a different trait is also present
law of dominance
the process by which DNA is copied is called
replication