Midterm Review Biology

Question 1

What type of genotype is this? Hh

Accepted Answer

heterozygous

Question 2

What is biology?

Accepted Answer

the study of life

Question 3

A flower with the genotype Rr has pink petals. (R=red & r=white.) This is ______.

Accepted Answer

incomplete dominance

Question 4

Mitosis happens in this order:

Accepted Answer

prophase, metaphase, anaphase, telophase

Question 5

How many nucleic acids are in an amino acid codon?

Accepted Answer

3

Question 6

The enzyme that unzips DNA is called ______.

Accepted Answer

helicase

Question 7

What is a mutation?

Accepted Answer

a mistake in making a DNA

Question 8

To synthesize a protein, you need which 2 processes?

Accepted Answer

transcription, translation

Question 9

A flower with the genotype Rr has red petals. (R=red & r=white.) This is ______.

Accepted Answer

complete dominance

Question 10

What happens during interphase?

Accepted Answer

all of these

Question 11

You're replicating DNA. Which is the complementary strand? Parent: AATGCGTAC

Accepted Answer

TTACGCATG

Question 12

A flower with the genotype Rr has red-&-white petals. (R=red & r=white.) This is ______.

Accepted Answer

co-dominance

Question 13

Each codon codes for a single amino acid. (There are no repeats.)

Accepted Answer

False

Question 14

What causes mutations?

Accepted Answer

all of these

Question 15

Proteins in the cell membrane are involved in

Accepted Answer

both passive & active transport

Question 16

This is the cell’s outer boundary

Accepted Answer

cell membrane

Question 17

These are compartments in plant cells that store water:

Accepted Answer

vacuole

Question 18

Which organelle makes proteins?

Accepted Answer

ribosomes

Question 19

This is the fluid inside the cell

Accepted Answer

cytoplasm

Question 20

These are organelles that make energy for the cell

Accepted Answer

mitochondria

Question 21

Osmosis is the diffusion of:

Accepted Answer

water

Question 22

What is a phenotype?

Accepted Answer

what the organism looks like

Question 23

How many chromosomes does a typical human cell have?

Accepted Answer

46

Question 24

When the molecule is helped by protein channels across membrane

Accepted Answer

facilitated diffusion

Question 25

This is the center of nucleus where ribosomes are made

Accepted Answer

nucleolus

Question 26

DNA (deoxyribonucleic acid) is a ______.

Accepted Answer

nucleic acids

Question 27

Which of the following is NOT part of a molecule of DNA?

Accepted Answer

ribose

Question 28

Genes for sex-linked traits are found:

Accepted Answer

on the X chromosome

Question 29

How many chromosomes does a human gamete have?

Accepted Answer

23

Question 30

In humans, the genotype XX is ______.

Accepted Answer

female

Question 31

Compared to a cell, a hypertonic solution has

Accepted Answer

a higher concentration of solute particles

Question 32

How are DNA & RNA different?

Accepted Answer

all of these

Question 33

If the parents have AO & AB for blood types, could they have a type O child?

Accepted Answer

No

Question 34

Which base is only found in RNA?

Accepted Answer

uracil

Question 35

When a DNA strand is transcribed, what happens?

Accepted Answer

An mRNA strand is made

Question 36

Which cells are somatic?

Accepted Answer

muscle

Midterm Review Biology

Questions 36

Midterm Review Biology

Questions 36