Why can't an animal last without water and food for a long time

Blood passes through tiny tubes inside the stomachliverkidneys to filter the blood.

What is one example of an index fossil?

Explain why a plasmid and a segment of DNA to be inserted into a plasmid must be cut with the same restriction enzyme. Use the term sticky ends in your response.

Which organism is capable of reproduction through asexual mitosis? select one: a. horse b. oak tree c. bacterium incorrect d. starfish?

Kangaroos are: a. placental mammals c. monotremes b. marsupials d. echidnas

Which of the following is an example of human capital? People investing money into technology. The investment in education and training for people. Humans migrating to where their talents are needed. People who educate others on how to invest.

If a heterozygous male with the genotype Ww is mated with a homozygous recessive female of genotype ww, there is a chance that of the offspring will be heterozygous. A:25% B:50% C:100%

Merle is a marking pattern in canine coats that appears as a marbling of color in a solid coat. the merle gene displays incomplete dominance.

At the end of meiosis 2, each of the haploid sex cells has only half the number of chromosomes as the original diploid cell. Why is this important?

In your own words, what does heterozygous and homozygous mean?