Why children look siblings 2324 T20Genetics

Which of the following best explains why children usually look more like their siblings (brothers and sisters) than their friends?

• They eat more of the same foods and drinks as their siblings.

• They spend more time together over the years with their siblings.

• They share many of the same genes from their parents with their siblings.

• They share more of the same environmental influences with their siblings.

A deer inherits some of its features from its parents. Other features come from its environment. Which feature would a deer MOST likely inherit from its parents?

• a long scar

• brown eyes

• missing teeth

• a broken antler

By artificial selection, certain traits have been selected to be passed on to the offspring in certain tomato plants. Which traits have been strongly influenced by genetics in these tomato plants?

• length of the vines

• depth of the plant roots

• direction the plant grows

• color and shape of the fruit

Which human trait is MOST likely inherited from a parent?

• learning to ride a bike

• holding a spoon

• reading a book

• height

The following are inherited traits of humans EXCEPT

• long hair

• blue eyes

• long eyelashes

• small dimples

When both a dominant and recessive gene are present, which of the following is true?

• The dominant trait will be visible.

• The recessive trait will be visible.

• Neither trait will be visible.

• It cannot be predicted which trait will be visible.

What determines if twins are identical?

• their genes

• their behavior

• their environment

• their personalities

The mother and kitten look like each other because

• the kitten responded to stimuli around her the same way the mother did.

• the kitten is growing up in the same environment as the mother.

• the mother passed on many of her traits to the kitten.

• the mother trained the kitten to have her traits

A group of students are studying bean plants. All of the following traits are affected by changes in the environment EXCEPT

• leaf color

• seed type

• bean production

• plant height

Hereditary information is transmitted from parents to offspring through

• cell division

• genes

• germination

• metamorphosis