What are comenents of a phospholipid

What vertebrate class conceives their young within the reproductive tract of the mother and, after birth, nourishes them with milk produced by mammary glands? A) Aves B) Amphibia C) Reptilia D) Mammilia

Shortly after a chicken embryo begins growing, its cells begin to look different. Why? Question 5 options: Meiosis is occurring to create identical cells Cellular respiration is releasing ATP Differentiation is taking place to create specialized

9. You find a rock 7,500 km away from the nearest seafloor spreading center. The plate is spreading at 5 cm/year, how old is the rock? Give answer in years. (Hint: 100,000 cm = 1 km)

in gel electrophoresis, DNA fragments move across a gel. describe what cause them to move in (2-3) sentences

When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of what

What do the four kingdoms have in common

Which type of interest rate gives the most accurate measure of the amount a borrower will really pay in interest, because it takes into account compounding that happens during the year? (Select the best answer.) Question 4 options: FICO APR APY FCRA

9. Radiation is the direct transfer of energy by -

According to Chargaff's rule the % of guanine must match the % of cytosine in the DNA structure True False

Bears and salmon have a predator-prey relationship. What would most likely happen to the bear population if the salmon population increased? stay the same decrease increase become extinct