Three things every organism on earth need to survive

Were plants or animals first to invade terrestrial environments?

How does the cell fit so much DNA in such a small space? a strategic looping and coiling b dehydrating molecules of chromatin c storing unused genes outside the nucleus d all of the above

Anna is experiencing a restricted field of vision. another term for this is

Describe how a student should adjust the microscope to see the cells on a slide more clearly?

Which step results in the formation of two new separate cells?

Plant morphologist have developed a hypothesis that leaves are flattened stems between which tissue has developed? True or false

Under which condition is competition among wolves most likely? A. When new vegetation grows in the habitat, bringing new prey to the area B. When a disease kills a large amount of the rabbit population C.

Which molecule is called the "molecule of heredity?

In spermatogenesis, how many cells are made up by the end of meiosis?

Azman disuruh oleh cikgu untuk memanaskan alkohol didalam sebuah tabung didih. apakah langkah langkah yang perlu diambil semasa mengendalikan alkohol? terangkan.