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NS 6º Review: Reproduction and mixtures
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There are ... TYPES OF MIXTURES depending on their APPEARANCE
TWO
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When women have NO OVA LEFT around the AGE OF 45-50 is called ...
MENOPAUSE
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A MIXTURE is ...
A COMBINATION of TWO or more THINGS that can be separated without a chemical reaction.
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INTERCOURSE: The Sperm use their tails to SWIM TO THE ...
OVUM
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...: (high density) sink in the bottom of the liquid
Sediments
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... : The matter changes from SOLID to LIQUID.
MELTING
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After fertilization the ZYGOTE divides rapidly, TRAVELS TO THE ... and ATTACHES TO IT
UTERUS WALL
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The component that passes through the filter is the ...
FILTRATE
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The substance that dissolves is called the ....
SOLUTE
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If fertilization does not happen, the OVUM LEAVES THE BODY THROUGH THE vagina WITH some extra BLOOD. This is called ....
MENSTRUATION
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Can matter be created or destroyed? Yes or no and why
No, matter has mass and cannot be created or destroyed.
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A ... mixture has a uniform appearance and its components are arranged in a similar way, so you can’t see its components.
HOMOGENEOUS
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... : The matter changes from GASEOUS to LIQUID.
CONDENSATION
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The component that stays behind is the ...
RESIDUE
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In BOYS, PUBERTY IS CAUSED when the TESTICLES START PRODUCING a hormone called ...
TESTOSTERONE
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A ... mixture has visibly different components or states
HETEROGENEOUS
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The testicles are PROTECTED BY THE ...
Scrotum
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... : produce and store sperm
TESTICLES
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Humans have ... different stages of life
Six
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The ... is the system that enables us to reproduce
REPRODUCTIVE SYSTEM
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The other substance, where the solute is dissolved, is the ...
SOLVENT
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Pregnancy lasts ... MONTHS
9
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An ... is the SMALLEST PARTICLE
Atom
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... is anything that takes up SPACE and has a MASS
MATTER
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... : The matter changes from SOLID to GAS.
SUBLIMATION
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We can use ... to separate these types of mixtures, especially when we are separating an INSOLUBLE SOLID (small particles) from a LIQUID
FILTRATION
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The FEMALE REPRODUCTIVE ORGANS are located ...
Inside the body, in the lower abdomen
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OVA: ovum [1] or ova [+1] . An OVUM is a ...
FEMALE SEX CELL
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...: reproductive organs are born with:
PRIMARY SEXUAL CHARACTERISTICS
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EVAPORATION: It uses HEAT to separate SOLUBLE SOLIDS that have been dissolved in a ...
LIQUID
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... : HERE are PRODUCED the female sex cells
OVARIES
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FERTILISATION: is the process where ONLY ONE sperm combines and fertilizes THE OVA, creating a ....
ZYGOTE
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...: are MALE SEX CELLS with circular head and long tail to travel long distances to reach the female sex cell
Sperm
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Between the ages of ... and ..., boys go through changes in their sexual development
10 and 16
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A mixture can be a ... , where one substance is DISSOLVED in another
SOLUTION
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All cells, including sex cells, contain ... or ...
GENETIC INFORMATION OR GENES
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The STATE OF MATTER refers to whether something is a ..., ... and...
SOLID, LIQUID or GAS
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Pregnancy lasts .... WEEKS
40
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... : The matter changes from LIQUID to SOLID.
SOLIDIFICATION
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... : GLANDS that produce semen
SEMINAL VESICLES
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... : It is used to separate TWO LIQUIDS from solutions with DIFFERENT BOILING POINTS
DISTILLATION
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A solution has ... parts:
Two
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We can use ... to separate mixtures with components that have MAGNETIC and NON-MAGNETIC properties.
MAGNETISM
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Penis: contains the ..., a long tube
URETHRA
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... : The matter changes from LIQUID to GASEOUS.
EVAPORATION
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... : LONG CANAL that leads to the OUTSIDE of the body
Vagina
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Babies ARE BORN ...
HEAD FIRST
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DECANTATION: It is used to separate two substances with DIFFERENT ...
DENSITY
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Once every ...DAYS, OVULATION occurs
28
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We can use ... to separate mixtures with components that have MAGNETIC and NON-MAGNETIC properties.
MAGNETISM
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