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100

A _________ carries the DNA code for a particular trait.

gene

100

A light brown rabbit must have two genes for the ___________  trait.


Recessive
100

All the traits the parents pass to their offspring are called ________

Inherited traits
100

In humans, hair color is an example of an __________.

Inherited Traits

200

In order for a new cell to function just like its parent cell, it must receive an exact copy of its parents cell's __________.

Chromosomes

200

In order for a _________________ to be seen, an offspring needs to receive a factor from only one parent.

Dominant Trait

200

Worms change only is size as they grow to be adults, because they go through _____

direct development            mitosis

metamorphosis                  asexual reproduction

direct development  

200

Reproduction in which cells from two parents unite to form a zygote is called ___________.

Sexual Reproduction 

300

Reproduction without the joining of cells from the female parent and the male parent is called_________.

Asexual Reproduction

300

What does NOT happen during mitosis? 

the chromosomes duplicate

a spindle fiber forms

the number of chromosomes is halved

the nuclear membrane disappears

the number of chromosomes is halved

300
The term _________________ applies to an organism whose body shape, form, or characteristics change during its life cycle.
Metamorphosis
300

If an offspring receives two genes, one from each parent, for a particular recessive trait, that trait will ______

not be seen             be seen halfway

be seen             none of the above

Be Seen

400

Which sequence illustrates incomplete  metamorphosis?

egg, nymph, adult

400

In order for a _________________ to be seen, an offspring must receive a factor for the trait from each parent.

Recessive Trait

400

Genes also tell a cell when to begin ________

mitosis      recessive

function     nucleus

mitosis

400

An organism in the adult stage of its ___________ is able to reproduce. 

Life Cycle 

500

During _______________, duplicated _______________ in the cell's nucleus separate, and the cell pinches into two cells. 

Mitosis  and  Chromosomes 

500

Genes are structures of chromosomes in a cell's _________ that control a cell's shape and _________

mitosis           function

recessive        nucleus

nucleus  and  function

500

When meiosis occurs, the number of chromosomes _______

is doubled             stays the same

is halved             is tripled

Is halved

500

The process which reduces the number of chromosomes in certain cells is called ________

meiosis