#1:
haploid numbers of chromosomes are usually found in the of an organism.

a: tissues
b: body cells
c: sex cells
d: zygotes

#2 :
during chromatids separate and move to opposite ends of the cell.

a: anaphase ii
b: telophase ii
c: prophrase i
d: metaphase i

#3:
the joining of an egg and a sperm is called and it produces a

a: fertilization; sex cell
b: haploid; sex cell
c: fertilization; zygote
d: sexual reproduction; egg

Which sentence best expresses the differing opinions of these two book reviews?

Ry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached? gene flow greatly affects small populations, but large populations can recover. genetic drift greatly affects small populations, but large populations can recover. gene flow greatly affects large populations, but small populations can recover. genetic drift greatly affects large populations, but small populations can recover.

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.