Sentence examples for sac-like structures from inspiring English sources

The pollen grains, which each contain two sperm cells, are produced in sac-like structures called anthers.

Chlorosomes are sac-like structures that are connected to the reaction centers in the cytoplasmic membrane through the BChl α-containing Fenna Matthews Olson protein.

The sexes have similar markings, but males have large dark red-brown sac-like structures on each side of their abdomens.

The lung is composed of a tubular branching network that terminates in sac-like structures (alveoli) where gas-exchange occurs.

An increased number of capillaries featured active angiogenesis: formation of glomeruloid bodies, increased sprouting and branching, sac-like structures and focal hemangioma-like structures (Figure 4C).

Figure 4A and B showed abnormal aggregates of rough ER, sac-like structures with surface ribosomes, associated with numerous free ribosomes.

Inflorescence: spikelets generally arranged in head-, spike-, raceme-, or panicle-like inflorescences; flower generally sessile in axil of flower bract, enclosed in a sac-like structure (perigynium) or generally not.

Flower: unisexual; perianth 0. Staminate Flower: stamens generally 3. Pistillate Flower: enclosed by sac-like structure (perigynium, abbreviated to "peri" here), occasionally next to bristle-like axis; style 1, stigmas 2--3(4), exserted.

It is observed that the graphene forms a sac-like structure, in that BiVO4 is embedded inside, and the resultant morphology looks like an embryo of a human inside the amniotic sac (Figure 3a).

These fungi form meiotic spores called ascospores, which are enclosed in a special sac-like structure called an ascus.

The most striking observation is the absence of the sac-like structure of the frontal gland in alates of Psammotermes and some Termitidae [9], [14], while it always remains sac-like in the soldier caste.