Can you double check my question? ?
a biologist divides the seedlings he collected into those that will produce berries and those that will not. he then randomly selects 10 seedlings from each group. which type of sampling method did he use?

a. convenience sampling

b. systematic sampling

c. simple random sampling

d. stratified random sampling

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes

This rapid change in species that rarely leaves behind fossil evidence is referred to as