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Growth rate is measured as growth occurring in the first <mask> summers of life.
1five
Reproductive maturity occurs at <mask> to ten years.
6seven
Television is so pervasive that many homes have <mask> or more sets.
2four
Pigs have <mask> toes on each hoof.
2four
Some magpies continue begging for food till <mask> or nine months.
0eight
Some magpies continue begging for food till eight or <mask> months.
3nine
Air falls in an anticyclone so <mask> clouds are formed.
4no
Winters are long and bleak, with just <mask> hours of daylight on some days.
2four
Chess is a game, played by <mask> players.
10two
Autism is a developmental disability that appears within the first <mask> years of a child s life.
9three
Flatworms exhibit <mask> forms of life styles, free-living and parasitic.
10two
Subterranean termites construct <mask> types of tubes or tunnels.
2four
Heat has <mask> mass .
4no
Rodents contaminate <mask> times more food than they eat.
8ten
Interference is the interaction of <mask> or more waves.
10two
Cats have <mask> taboos about mating with siblings or even their offspring.
4no
Hereditary hair thinning is a normal, common part of life for <mask> out of every four women .
5one
Hereditary hair thinning is a normal, common part of life for one out of every <mask> women .
2four
Hybridization is the practice of <mask> different species interbreeding.
10two
Crossed eyes affects <mask> percent of all children.
1five
Eyes turn because of the function of <mask> eye muscles.
7six
Women gain <mask> years per child they had.
10two
Mares have <mask> follicular waves each cycle.
10two
Striped bass have seven to <mask> unbroken stripes along each side.
3nine
Humanists encourage critical examination of all ideas and <mask> concepts are regarded as sacred.
4no
People communicate with others in <mask> primary ways-words, numbers or pictures.
9three
Coffee trees reach maturity between <mask> and four years when their clusters of fruit turn deep red.
9three
Coffee trees reach maturity between three and <mask> years when their clusters of fruit turn deep red.
2four
Redness persists for an unpredictable length of time, varying from <mask> weeks to four months.
9three
Redness persists for an unpredictable length of time, varying from three weeks to <mask> months.
2four
Most women have slight irregular bleeding between their periods, for the first <mask> months or so.
9three
Bobcats can jump <mask> feet in the air, or over three times their height.
0eight
Bobcats can jump eight feet in the air, or over <mask> times their height.
9three
Urban sprawl reduces farmland at the rate of <mask> acre for each five births.
5one
Urban sprawl reduces farmland at the rate of one acre for each <mask> births.
1five
Sales taxes are <mask> times as hard on poor people as they are on the rich.
6seven
Mites prefer adult bees less than <mask> days old.
2four
Fish have a two-chambered heart while mammals and birds have <mask> chambered hearts.
2four
Ticks have <mask> legs during their first stage.
7six
Atrial fibrillation increases a person's stroke risk by <mask> times.
7six
Viroids are known to cause disease in at least <mask> plant groups.
7six
Humans make <mask> major forms of interferon.
9three
Skin cancer affects one in <mask> people in the United States over a lifetime.
7six
Animals living in an aquatic environment live in a <mask> dimensional world.
9three
Water is the only substance on earth that exists naturally in <mask> states .
9three
Most healthy teenagers get at least <mask> colds a year.
9three
Rabbits have <mask> different fur types.
9three
Feathers are natural with <mask> dyes used.
4no
Radiologists miss about <mask> in five breast cancers.
5one
Female dogs come into heat every <mask> months or so.
7six
Women constitute approximately <mask> percent of the general police population.
8ten
Most burn injuries occur to children less than <mask> years of age.
9three
Pheromone traps are only indicators of activity and <mask> thresholds are associated with trap catches.
4no
Irish myth says <mask> dogs guard the gates of death.
10two
Architectural shingles are twice or <mask> times as thick as ordinary shingles.
9three
Cars also kill around <mask> people each and every day in the UK through accidents.
8ten
Separation anxiety starts at approximately <mask> monthe of age.
3nine
Eggs are only of value when <mask> maggots or later insect stages are present.
4no
Most dogs can resume normal activity <mask> to ten days after surgery.
1five
Decompression illness is a continuum from <mask> symptoms or signs to severe multisystem involvement.
4no
Some people have rubella, but show <mask> symptoms at all.
4no
Nymphs feed and mature through five instars in about <mask> to eight weeks.
7six
Nymphs feed and mature through five instars in about six to <mask> weeks.
0eight
Sexual maturity occurs at <mask> to four years for females and four to five years for males.
9three
Sexual maturity occurs at three to <mask> years for females and four to five years for males.
2four
Sexual maturity occurs at three to four years for females and four to <mask> years for males.
1five
Hurricanes range in categories from <mask> to five with five being the most severe.
5one
Hurricanes range in categories from one to <mask> with five being the most severe.
1five
Hurricanes range in categories from one to five with <mask> being the most severe.
1five
Brazil leads the world with more than <mask> billion gallons of ethanol produced each year.
2four
Crime is at least <mask> or four times greater in the major urban areas.
9three
Crime is at least three or <mask> times greater in the major urban areas.
2four
Buttercups can grow up to <mask> to three feet tall and can be about an inch across.
5one
Buttercups can grow up to one to <mask> feet tall and can be about an inch across.
9three
Chronic urticaria refers to hives that last more than <mask> weeks.
7six
Sharks have <mask> different kinds of fins.
1five
Children usually become afraid of the dark between the ages of <mask> and five.
9three
Sexual maturity is reached at about <mask> years of age.
10two
Pregnancy tests take at least <mask> days to detect a pregnancy.
8ten
Fitnesses are important numbers in evolutionary theory and can be estimated by <mask> main methods.
9three
Ventricular fibrillation can last up to <mask> minutes.
1five
Ligands seeks <mask> receptors into binding and mutual phosphorylation.
10two
Gloves have <mask> ridges or crevices in which the bacteria can hide.
4no
Lambda phage can infect by either of <mask> methods.
10two
Most chicks are killed by predators in the first <mask> months of their life.
7six
Raindrops produce <mask> types of sound underwater.
10two
Nurseries provide care for children under <mask> years old.
1five
Mosses have <mask> phases in their life cycle.
10two
Women walking forty to fifty minutes, <mask> to four times per week, live longer.
9three
Women walking forty to fifty minutes, three to <mask> times per week, live longer.
2four
Sociology is <mask> less divided among areas of study, paradigms, and value commitments.
4no
Respiratory therapists complete <mask> to four years of education.
10two
Respiratory therapists complete two to <mask> years of education.
2four
Metaphors connect <mask> different ideas, persons, places, or things.
10two
Engine oil has <mask> main functions.
9three
Plants are usually less than <mask> feet tall, but can be up to ten feet tall near water.
9three
Plants are usually less than three feet tall, but can be up to <mask> feet tall near water.
8ten
Some networks are small, involving as little as <mask> computers.
10two
Pear trees require <mask> to eight years to produce a commercial crop.
7six
Pear trees require six to <mask> years to produce a commercial crop.
0eight