Chromosome is to nucleus as DNA is to

a) cytoplasm c) cell membrane

b) gene d) chloroplast

Briefly describe the basic characteristics that all living things on earth have in common

Although in reality the inheritance of cleft chin (e. g., the deep chin dimple seen in Ben Affleck) is slightly more complicated, for now let's assume that the presence or absence of a cleft chin is determined by one gene.

If a animal hibernates, it does not come out of its den or home for a long time. Explain how hibernating animals can survive this long without coming back out.

The disease erythroblastosis fetalis develops in a fetus or a newborn infant with Rh-positive blood and an Rh-negative mother. Symptoms result when maternal anti-Rh antibodies cross the placenta and interact with the fetus' erythrocytes.

11. What effect does an increase in the number of facilities that make recycled products have on communities?

Inhibiting enzymes involved in cell wall synthesis leads to which of the following? A) cell death by osmotic lysisB) a reduction in protein synthesisC) the incomplete synthesis of the bacterial cell wallD) a reduction in the amount of usable energy

In the 20th century where did the most ecologically destructive oil spill in the US

Which of the activities listed below are functions of the Lymphatic System? 1 transports lipids to the blood 2 transports lipid-soluble vitamins to the blood 3 drains excess interstitial fluid from tissue spaces and returns it to the blood 4

Under which circumstances must facilitated diffusion be used instead of simple diffusion?

The biochemical analysis of different chlorophyll pigments in plants would be most useful in determining ... question 3 options: